Rakesh Kumar

Inheritance of Fruit Yield and other Horticulturally important Traits in Watermelon [Citrullus lanatus (Thunb.) Matsum. & Nakai] (2009)

Kumar, Rakesh

Watermelon is a diverse crop in terms of qualitative genetic traits, with many different fruit types among the cultivars. We were interested in determining the optimum method for improving yield, and...

Honeycomb antiferromagnet with a triply degenerate dimer ground state (2009)

Kumar, Rakesh, Kumar, Dushyant, Kumar, Brijesh

We present an antiferromagnetic quantum spin-1/2 model on honeycomb lattice. It has two parts, one of which is the usual nearest-neighbor Heisenberg model. The other part is a certain multiple spin...

Graphene made easy: high quality, large-area samples (2009)

Shukla, Abhay, Kumar, Rakesh, Mazher, Javed, Balan, Adrian

We show that by using an original method, bulk graphite can be bonded onto borosilicate glass or potentially any insulating substrate with ionic conductivity and then cleaved off to leave single or...

Theoretical and Experimental Study of Proton Transfer Reaction Dynamics in Pyrrole 2-Caboxyldehyde (2009)

Chowdhury, Papia, Kumar, Rakesh, Pathak, Anirban

Photophysical and photochemical dynamics of ground state and excited state proton transfer reaction is reported for Pyrrole 2-Caboxyldehyde (PCL). Steady state absorption and emission measurements...

Ten-fold Improvement in Visual Odometry Using Landmark Matching (2008)

Zhiwei Zhu, Taragay Oskiper, Supun Samarasekera, Rakesh Kumar, Harpreet S. Sawhney

Our goal is to create a visual odometry system for robots and wearable systems such that localization accuracies of centimeters can be obtained for hundreds of meters of distance traveled. Existing...

Efficient Oblivious Branching Programs for Threshold Functions (2008)

Rakesh Kumar, Sinha Jayram, S. Thathachar

In his survey paper on branching programs, Razborov [RazSl] asked the following question: Does every rectifier-switching network computing the majority of n bits have size nl+n(l)? We an-swer this...

Wideband Lumped Element Model for On-Chip Interconnects on Lossy Silicon Substrate (2008)

Sheng Sun, Rakesh Kumar, Subhash C. Rustagi, Koen Mouthaan

Abstract — This work presents the fully lumped element model for wideband on-chip interconnects, with large scalability of line lengths up to 8000 �m, and widths down to 100 nm. Both the series...

Abstract Vehicle Fingerprinting for Reacquisition & Tracking in Videos 1 (2008)

Yanlin Guo, Steve Hsu, Ying Shan, Harpreet Sawhney, Rakesh Kumar

Visual recognition of objects through multiple observations is an important component of object tracking. We address the problem of vehicle matching when multiple observations of a vehicle are...

Switching Activity Minimization by Efficient Instruction Set Architecture Design (2008)

Venkatraman Ramakrishna, Rakesh Kumar, Anupam Basu

Power consumption can be greatly minimized by reducing the bus signal transition activity (also called switching activity) in the control and data path circuit. Switching activity occurs due to the...

Sarcomatoid squamous cell carcinoma of uterine cervix: Pathology, imaging, and treatment (2008)

Kumar, Milind, Bahl, Amit, Sharma, Daya Nand, Agarwal, Shipra, Halanaik, Dhanapathi, Kumar, Rakesh, ...

Sarcomatoid squamous cell carcinoma of the cervix is a rare tumor. Only 16 cases have so far been reported in literature. We report here one such tumor occurring in a 54-year-old postmenopausal...

Configurable flight data analysis for trends and statistics analysis of avionics systems - An embedded perspective of an efficient flight data analysis (2008)

Ananda, CM, Kumar, Rakesh

Federal Aviation Administration (FAA) policy on Flight Operations Quality Assurance (FOQA) indicates that FOQA is a voluntary safety initiative encouraging airline participation in FOQA. It is in the...

Hardware/System Support for Four Economic Models for Many Core Computing (2008)

Joseph Sloan, Rakesh Kumar

This paper argues for a new set of economic models for many-core computing. Current economic models for processors require a customer to estimate her average-case or worst-case computational...

ABSTRACT Core Architecture Optimization for Heterogeneous Chip Multiprocessors (2008)

Rakesh Kumar, Dean M. Tullsen

Previous studies have demonstrated the advantages of single-ISA heterogeneous multi-core architectures for power and performance. However, none of those studies examined how to design such a...

Translator Design to Model Cpp Files (2008)

Er. Satwinder Singh, Dr. K. S. Kahlon, Rakesh Kumar, Er. Gurjeet Singh

Abstract — The most reliable and accurate description of the actual behavior of a software system is its source code. However, not all questions about the system can be answered directly by...

Structure–activity relationships using locally linear embedding assisted by support vector and lazy learning regressors, Internet (2008)

Ovidiu Ivanciuc, Bhaskar D. Kulkarni, Biochem Press, R. Kumar, A. Kulkarni, V. K. Jayaraman, ...

Motivation. Structure–activity relationships are characterized by large dimensions and conventional procedures become protracted while modeling these relationships. To enhance the modeling...

Learning Exemplar-Based Categorization for the Detection of Multi-View Multi-Pose Objects (2008)

Ying Shan, Feng Han, Harpreet S. Sawhney, Rakesh Kumar

This paper proposes a novel approach for multi-view multi-pose object detection using discriminative shapebased exemplars. The key idea underlying this method is motivated by numerous previous...

Magellan: A Framework for Fast Multi-core Design Space Exploration and Optimization Using Search and Machine Learning (2008)

Sukhun Kang, Rakesh Kumar

As multi-core processor architectures with tens or even hundreds of cores, not all of them necessarily identical, become common, the current processor design methodology, that relies on large-scale...

Proactive Peak Power Management for Many-core Architectures (2008)

John Sartori, Rakesh Kumar

While power has long been a well-studied problem, most dynamic power reduction techniques, e.g., V/f scaling, clock gating, etc., exploit slack in the execution behavior of programs to reduce average...

Servo: A Programming Model for Many-core Computing (2008)

Nicolas Zea, John Sartori, Rakesh Kumar

Conventional programming models were designed to be used by expert programmers for programming for largescale multiprocessors, distributed computational clusters, or specialized parallel machines....

ABSTRACT Fluid Modeling of Pollution Proliferation in P2P Networks (2008)

Rakesh Kumar, David D. Yao, Amitabha Bagchi, Keith W. Ross, Dan Rubenstein

P2P systems are highly vulnerable to pollution attacks in which attackers inject multiple versions of corrupted content into the system, which is then further proliferated by unsuspecting users....

Peer-Assisted File Distribution: The Minimum Distribution Time (2008)

Rakesh Kumar

Abstract — With the emergence of BitTorrent, Swarmcast, and CDNs, peer-assisted file distribution has become a prominent Internet application, both in terms of user popularity and traffic volumes....

General Terms (2008)

David Sheldon, Rakesh Kumar, Frank Vahid, Dean Tullsen, Roman Lysecky

Soft-core programmable processors on field-programmable gate arrays (FPGAs) can be custom synthesized to instantiate only those hardware units, such as multipliers and floating-point units, that an...

Wipro Technologies (2008)

Rakesh Kumar

2) First, getting understanding of RFID 3

Moving Target Indication from a moving camera (2008)

In The Presence, Garbis Salgian, Jim Bergen, Supun Samarasekera, Rakesh Kumar

We describe an algorithm for independent motion detection from video sequences recorded from a camera moving in a 3D rich environment. Such sequences are typical in the case of Unmanned Aerial...

Validation of control parameters for a re-configurable algorithm used in flight critical avionics application (2008)

Ananda, CM, Kumar, Rakesh

Earlier generation avionics, federated architecture (FA) is used where each function has its own independent, dedicated fault-tolerant computing resources. To overcome few disadvantages of federated...

Role of Riboflavin in Induced Resistance against Fusarium Wilt and Charcoal Rot Diseases of Chickpea (2008)

Saikia, Ratul, Yadav, Mukesh, Varghese, Saju, Singh, Bhim Pratap, Gogoi, Dip K, Kumar, Rakesh, ...

Riboflavin caused induction of systemic resistance in chickpea against Fusarium wilt and charcoal rot diseases. The dose effect of 0.01 to 20 mM riboflavin showed that 1.0 mM concentration was...

Guidelines for the use and interpretation of assays for monitoring autophagy in higher eukaryotes (2008)

Spanel-Borowski, Katharina, Smith, Mark A., Simone, Cristiano, Simonsen, Anne, Simon, Hans-Uwe, ...

Research in autophagy continues to accelerate, and as a result many new scientists are entering the field. Accordingly, it is important to establish a standard set of criteria for monitoring...

Development of healthy whey drink with Lactobacillus rhamnosus, Bifidobacterium bifidum and Propionibacterium freudenreichii subsp. shermanii (2008)

T.K. Maity, Rakesh Kumar, A.K. Misra

Whey beverage was prepared by utilizing Lactobacillus rhamnosus NCDO 243, Bifidobacterium bifidum NCDO 2715 and Propionibacterium freudenreichii subsp. shermanii MTCC 1371 in order to make a...

Priming and stimulation of hepatitis C virus-specific CD4+ and CD8+ T cells against HCV antigens NS4, NS5a or NS5b from HCV-naive individuals: implications for prophylactic vaccine (2008)

Li, Wen, Krishnadas, Deepa K., Kumar, Rakesh, Tyrrell, D. Lorne J., Agrawal, Babita

Hepatitis C virus (HCV) is a devastating human pathogen, yet there is no vaccine available for this virus. From studies with acute or chronic HCV-infected humans and chimpanzees, T-cell responses...

Towards sustainable solutions for fly ash through mechanical activation (2007)

Kumar, Rakesh, Kumar, Sanjay, Mehrotra, S P

This paper is a critical overview on fly ash utilisation with emphasis on mechanical activation of fly ash in developing processes for medium to high volume utilisation of fly ash. Applications of...

Keywords: Image Sequence Analysis, Video Mosaics, Lens Distortion Correction. True Multi-Image Alignment and its Application to Mosaicing and Lens Distortion Correction (2007)

Harpreet S. Sawhney, Rakesh Kumar

Multiple images of a scene are related through 2D/3D view transformations and linear and non-linear camera transformations. In the traditional techniques to compute these transformations, especially...

Rakesh Kumar (2007)

Allen R. Hanson, Rakesh Kumar

Robust methods for estimating pose and a sensitivity analysis

On Sectional Curvatures of (ε)-Sasakian Manifolds (2007)

Rakesh Kumar, Rachna Rani, R. K. Nagaich

We obtain some basic results for Riemannian curvature tensor of (ε)-Sasakian manifolds and then establish equivalent relations among φ-sectional curvature, totally real sectional...

Visual odometry system using multiple stereo cameras and inertial measurement unit (2007)

Taragay Oskiper, Zhiwei Zhu, Supun Samarasekera, Rakesh Kumar

Over the past decade, tremendous amount of research activity has focused around the problem of localization in GPS denied environments. Challenges with localization are highlighted in human wearable...

Application-specific customization of parameterized fpga soft-core processors (2007)

David Sheldon, Rakesh Kumar, Roman Lysecky, Frank Vahid, Dean Tullsen

Soft-core microprocessors mapped onto field-programmable gate arrays (FPGAs) represent an increasingly common embedded software implementation option. Modern FPGA soft-cores are parameterized to...

On Sectional Curvatures of (ε)-Sasakian Manifolds (2007)

Rakesh Kumar, Rachna Rani, R. K. Nagaich

We obtain some basic results for Riemannian curvature tensor of (ε)-Sasakian manifolds and then establish equivalent relations among φ-sectional curvature, totally real sectional curvature, and...

Indian Nuclear command and control delimma (2006)

Kumar, Rakesh.

Thesis (M.S. in Systems Engineering and M.A. in Security Studies) Naval Postgraduate School, September 2006.

Development And Validation Of Two-Dimensional Mathematical Model Of Boron Carbide Manufacturing Process (2006)

Kumar, Rakesh

Boron carbide is produced in a heat resistance furnace using boric oxide and petroleum coke as the raw materials. In this process, a large current is passed through the graphite rod located at the...

Exploiting unbalanced thread scheduling for energy and performance on a CMP of SMT processors (2006)

Matthew Devuyst, Rakesh Kumar, Dean M. Tullsen

This paper explores thread scheduling on an increasingly popular architecture: chip multiprocessors with simultaneous multithreading cores. Conventional multiprocessor scheduling, applied to this...

Core architecture optimization for heterogeneous chip multiprocessors (2006)

Rakesh Kumar, Dean M. Tullsen

Previous studies have demonstrated the advantages of single-ISA heterogeneous multi-core architectures for power and performance. However, none of those studies examined how to design such a...

Exploiting unbalanced thread scheduling for energy and performance on a CMP of SMT processors (2006)

Matthew Devuyst, Rakesh Kumar, Dean M. Tullsen

This paper explores thread scheduling on an increasingly popular architecture: chip multiprocessors with simultaneous multithreading cores. Conventional multiprocessor scheduling, applied to this...

Development And Validation Of Two-Dimensional Mathematical Model Of Boron Carbide Manufacturing Process (2006)

Kumar, Rakesh

Boron carbide is produced in a heat resistance furnace using boric oxide and petroleum coke as the raw materials. In this process, a large current is passed through the graphite rod located at the...

Building blocks for hierarchical latent variable models (2006)

Bogdan Matei, Ying Shan, Senior Member, Harpreet S. Sawhney, Senior Member, Rakesh Kumar, ...

Abstract—We propose a new method for rapid 3D object indexing that combines feature-based methods with coarse alignment-based matching techniques. Our approach achieves a sublinear complexity on...

Radiation dose to family members of hyperthyroidism and thyroid cancer patients treated with 131I (2006)

Pant, G. S., Sharma, S. K., Bal, C. S., Kumar, Rakesh, Rath, G. K.

The thermoluminescence dosemeter (TLD) was used for measuring radiation dose to family members of thyrotoxicosis and thyroid cancer patients treated with 131I using CaSO4:Dy discs. There were 45...

Metastatic tumor antigen 3 is a direct corepressor of the Wnt4 pathway (2006)

Zhang, Hao, Singh, Rajesh R., Talukder, Amjad H., Kumar, Rakesh

Here we show that expression of MTA3 inhibits ductal branching in virgin and pregnant murine transgenic mammary glands. MTA3 also suppresses the Wnt4 pathway and, thus, these findings parallel...

Metastatic tumor antigen 3 is a direct corepressor of the Wnt4 pathway (2006)

Zhang, Hao, Singh, Rajesh R., Talukder, Amjad H., Kumar, Rakesh

Here we show that expression of MTA3 inhibits ductal branching in virgin and pregnant murine transgenic mammary glands. MTA3 also suppresses the Wnt4 pathway and, thus, these findings parallel...

Innovative methodologies for the utilisation of wastes from metallurgical and allied industries (2006)

Kumar, Sanjay, Kumar, Rakesh, Bandopadhyay, A

This paper is an overview on the utilisation of solid wastes with focus on blast furnace slag, red mud and fly ash generated in large quantities from iron and steel industry; primary aluminium...

Hydration of mechanically activated granulated blast furnace slag (2005)

Kumar, Rakesh, Kumar, Sanjay, Badjena, S, Mehrotra, S P

Ground granulated blast furnace slag (GGBFS) is known to possess latent hydraulic activity, i.e., it shows cementitious properties when in contact with water over a long period of time. Results are...

Hydration of mechanically activated granulated blast furnace slag (2005)

Kumar, Rakesh, Kumar, S, Badjena, S, Mehrotra, S P

Ground granulated blast furnace slag (GGBFS) is known to possess latent hydraulic activity, i.e., it shows cementitious properties when in contact with water over a long period of time. Results are...

Study of Gangrenous Dermatitis Outbreaks in Poultry in Tarai Region of Uttaranchal (India) (2005)

Rakesh Kumar, Santosh Kumar Shukla, Rajesh Chandra

Gangrenous dermatitis (GD) is economically important bacterial disease of poultry commonly associated with deep litter system of rearing. Present study was carried out in Tarai area of Uttaranchal...

Study of Gangrenous Dermatitis Outbreaks in Poultry in Tarai Region of Uttaranchal (India) (2005)

Rakesh Kumar, Santosh Kumar Shukla, Rajesh Chandra

Gangrenous dermatitis (GD) is economically important bacterial disease of poultry commonly associated with deep litter system of rearing. Present study was carried out in Tarai area of Uttaranchal...

Pollution in p2p file sharing systems (2005)

Jian Liang, Rakesh Kumar

Abstract — One way to combat P2P file sharing of copyrighted content is to deposit into the file sharing systems large volumes of polluted files. Without taking sides in the file sharing debate, in...

The danger of interval-based power efficiency metrics: When worst is best (2005)

Yiannakis Sazeides, Rakesh Kumar, Dean M. Tullsen, Theofanis Constantinou

Abstract — This paper shows that if the execution of a program is divided into distinct intervals, it is possible for one processor or configuration to provide the best power efficiency over every...

Interconnections in multi-core architectures: Understanding mechanisms, overheads and scaling (2005)

Rakesh Kumar, Victor Zyuban, Dean M. Tullsen

This paper examines the area, power, performance, and design issues for the on-chip interconnects on a chip multiprocessor, attempting to present a comprehensive view of a class of interconnect...

Optimal Peer Selection for P2P Downloading and Streaming (2005)

Micah Adler, Rakesh Kumar, Keith Ross, Dan Rubenstein, Torsten Suel, David D. Yao

Abstract — In a P2P system, a client peer may select one or more server peers to download a specific file. In a P2P resource economy, the server peers charge the client for the downloading. A...

Optimal Peer Selection for P2P Downloading and Streaming (2005)

Micah Adler, Rakesh Kumar, Keith Ross, Dan Rubenstein, Torsten Suel, David D. Yao

Abstract — In a P2P system, a client peer may select one or more server peers to download a specific file. In a P2P resource economy, the server peers charge the client for the downloading. A...

The KaZaA Overlay: A Measurement Study (2005)

Jian Liang, Rakesh Kumar, Keith W. Ross

Both in terms of number of participating users and in traffic volume, KaZaA is one of the most important applications in the Internet today. Nevertheless, because KaZaA is proprietary and uses...

RADIATION DOSE TO FAMILY MEMBERS OF HYPERTHYROIDISM AND THYROID CANCER PATIENTS TREATED WITH 131I (2005)

Pant, G. S., Sharma, S. K., Bal, C. S., Kumar, Rakesh, Rath, G. K.

The thermoluminescence dosemeter (TLD) was used for measuring radiation dose to family members of thyrotoxicosis and thyroid cancer patients treated with 131I using CaSO4:Dy discs. There were 45...

RADIATION DOSE TO FAMILY MEMBERS OF HYPERTHYROIDISM AND THYROID CANCER PATIENTS TREATED WITH 131I (2005)

Pant, G. S., Sharma, S. K., Bal, C. S., Kumar, Rakesh, Rath, G. K.

The thermoluminescence dosemeter (TLD) was used for measuring radiation dose to family members of thyrotoxicosis and thyroid cancer patients treated with 131I using CaSO4:Dy discs. There were 45...

A Hybrid Methodology For On-Line Process Monitoring (2004)

Kumar, Rakesh, Jade, Avinash M., Jayaraman, Valadi K., Kulkarni, Bhaskar D.

A hybrid strategy of using (i) locally linear embedding for nonlinear dimensionality reduction of high dimensional data and (ii) support vector machines for classification of the resultant features...

A Hybrid Methodology For On-Line Process Monitoring (2004)

Kumar, Rakesh, Jade, Avinash M., Jayaraman, Valadi K., Kulkarni, Bhaskar D.

A hybrid strategy of using (i) locally linear embedding for nonlinear dimensionality reduction of high dimensional data and (ii) support vector machines for classification of the resultant features...

A Hybrid Methodology For On-Line Process Monitoring (2004)

Kumar, Rakesh, Jade, Avinash M., Jayaraman, Valadi K., Kulkarni, Bhaskar D.

A hybrid strategy of using (i) locally linear embedding for nonlinear dimensionality reduction of high dimensional data and (ii) support vector machines for classification of the resultant features...

A Hybrid Methodology For On-Line Process Monitoring (2004)

Kumar, Rakesh, Jade, Avinash M., Jayaraman, Valadi K., Kulkarni, Bhaskar D.

A hybrid strategy of using (i) locally linear embedding for nonlinear dimensionality reduction of high dimensional data and (ii) support vector machines for classification of the resultant features...

Study of prolactin gene polymorphism using PCR-RFLP and SSCP in different buffalo breeds of Gujarat (2004)

Kumar, Rakesh

Prolactin (PRL) is one of the most versatile hormones of the pituitary gland in terms of its biological activities. More than 100 different and district effects of the hormone have been documented....

Optimal Peer Selection in a Free-Market Peer-Resource Economy (2004)

Micah Adler, Rakesh Kumar, Keith Ross, Dan Rubenstein, David Turner, David D. Yao

Abstract — In a P2P free-market resource economy a client peer may want to select multiple server peers for either downloading a file or streaming a stored audio or video object. In general,...

Optimal Peer Selection in a Free-Market Peer-Resource Economy (2004)

Micah Adler, Rakesh Kumar, Keith Ross, Dan Rubenstein, David Turner, David D. Yao

Abstract — In a P2P free-market resource economy a client peer may want to select multiple server peers for either downloading a file or streaming a stored audio or video object. In general,...

Balanced Multithreading: Increasing Throughput via a Low Cost Multithreading Hierarchy (2004)

Eric Tune, Rakesh Kumar, Dean M. Tullsen, Brad Calder

A simultaneous multithreading (SMT) processor can issue instructions from several threads every cycle, allowing it to effectively hide various instruction latencies; this effect increases with the...

Optimal Peer Selection in a Free-Market Peer-Resource Economy (2004)

Micah Adler, Rakesh Kumar, Keith Ross, Dan Rubenstein, David Turner, David D. Yao

In a P2P free-market resource economy a client peer may want to select multiple server peers for either downloading a file or streaming a stored audio or video object. In general, multiple server...

Balanced multithreading: Increasing throughput via a low cost multithreading hierarchy (2004)

Eric Tune, Rakesh Kumar, Dean M. Tullsen, Brad Calder

A simultaneous multithreading (SMT) processor can issue instructions from several threads every cycle, allowing it to effectively hide various instruction latencies; this effect increases with the...

Abstract (2004)

Jian Liang, Rakesh Kumar, Keith W. Ross

Both in terms of number of participating users and in traffic volume, KaZaA is one of the most important applications in the Internet today. Nevertheless, because KaZaA is proprietary and uses...

Single-ISA Heterogeneous Multi-core Architectures: The Potential for Processor Power Reduction (2003)

Rakesh Kumar, Keith I. Farkas, Parthasarathy Ranganathan, Dean M. Tullsen

This paper proposes and evaluates single-ISA heterogeneous multi-core architectures as a mechanism to reduce processor power dissipation. Our design incorporates heterogeneous cores representing...

A multi-core approach to addressing the energy-complexity problem in microprocessors (2003)

Rakesh Kumar, Keith Farkas, Partha Ranganathan, Dean M. Tullsen

This paper proposes single-ISA heterogeneous multicore architectures as a mechanism to reduce processor power dissipation. It assumes a single chip containing a diverse set of cores that target...

Single-ISA Heterogeneous Multi-Core Architectures: The Potential for Processor Power Reduction (2003)

Rakesh Kumar, Keith I. Farkas, Norman P. Jouppi, Parthasarathy Ranganathan, Dean M. Tullsen, Rakesh Kumar Ý, ...

This paper proposes and evaluates single-ISA heterogeneous multi-core architectures as a mechanism to reduce processor power dissipation. Our design incorporates heterogeneous cores representing...

Processor Power Reduction Via Single-ISA Heterogeneous Multi-core Architectures (2003)

Rakesh Kumar, Keith I. Farkas, Norman P. Jouppi, Parthasarathy Ranganathan, Dean M. Tullsen

This paper proposes a single-ISA heterogeneous multi-core architecture as a mechanism to reduce processor power dissipation. It assumes a single chip containing a diverse set of cores that target...

Automatic registration and visualization of occluded targets using ladar data (2003)

Steve Hsu, Supun Samarasekera, Rakesh Kumar, Steve Hsu, Supun Samarasekera, Rakesh Kumar

print or electronic copy may be made for personal use only. Systematic or multiple reproduction, distribution to multiple locations via electronic or other means, duplication of any material in this...

Compiling for Instruction Cache Performance on a Multithreaded Architecture (2002)

Rakesh Kumar, Dean M. Tullsen

Instruction cache aware compilation seeks to lay out a program in memory in such a way that cache conflicts between procedures are minimized. It does this through profile-driven knowledge of...

Object tracking with Bayesian estimation of dynamic layer representations (2002)

Hai Tao, Harpreet S. Sawhney, Rakesh Kumar

Decomposing video frames into coherent two-dimensional motion layers is a powerful method for representing videos. Such a representation provides an intermediate description that enables applications...

An optimization framework to tune a lattice model for improving crashworthiness using surrogates / (2001)

Kumar, Rakesh.

Thesis (M.S.)--Michigan State University. Dept. of Mechanical Engineering, 2001.

Hybrid stereo camera: an ibr approach for synthesis of very high resolution stereoscopic image sequences (2001)

Harpreet S. Sawhney, Yanlin Guo, Keith Hanna, Rakesh Kumar

This paper introduces a novel application of IBR technology for efficient rendering of high quality CG and live action stereoscopic sequences. Traditionally, IBR has been applied to render novel...

Dynamic depth recovery from multiple synchronized video streams (2001)

Hai Tao, Harpreet S. Sawhney, Rakesh Kumar

This paper addresses the problem of extracting depth information of non-rigid dynamic 3D scenes from multiple synchronized video streams. Three main issues are discussed in this context: (i)...

Registration of highly-oblique and zoomed in aerial video to reference imagery (2000)

Rakesh Kumar, Supun Samarasekera, Steve Hsu, Keith Hanna

In this paper, we present methods for estimating precise geo-coordinates of objects observed in highly oblique video from an airborne camera in real time. High precision is achieved by registering...

Independent Motion Detection in 3D Scenes (2000)

Harpreet Sawhney Guo, Y. Guo, Rakesh Kumar

This paper presents an algorithmic approach to the problem of detecting independently moving objects in 3D scenes that are viewed under camera motion. There are two fundamental constraints that can...

Multi-View 3D Estimation and Applications to Match Move (1999)

Harpreet S. Sawhney, Y. Guo, J. Asmuth, Rakesh Kumar

Multiple views of a rigid 3D scene captured from a moving camera can be used to estimate the 3D poses (rotations and translations) and the 3D structure of the unmodeled scene. In this problem domain,...

A Sampling Algorithm for Tracking Multiple Objects (1999)

Hai Tao, Harpreet Sawhney, Rakesh Kumar

Tracking unknown number of moving objects in cluttered scenes is an important yet difficult research issue in computer vision. Two fundamental problems encountered are high-dimensional parameter...

Modeling Microstructural Heterogeneity in Materials by Using Q-Mode Factor Analysis (1998)

Kumar, Rakesh, Ray, R K

The basic objective of Q-mode factor analysis, a multivariate statistical technique based on the interrelation between samples, is classification of a suite of samples characterized by a large number...

Efficient Representations of Video Sequences and Their Applications (1996)

Michal Irani, P. Anandan, Jim Bergen, Rakesh Kumar, Steve Hsu

This paper systematically investigates how to go beyond thinking of the mosaic simply as a visualization device, but rather as a basis for an efficient and complete representation of video sequences....

Efficient representations of video sequences and their applications (1996)

Michal Irani, P. Anandan, Jim Bergen, Rakesh Kumar, Steve Hsu

Recently, there has been a growing interest in the use of mosaic images to represent the information contained in video sequences. This paper systematically investigates how to go beyond thinking of...

Representation of scenes from collections of images (1995)

Rakesh Kumar, P. An, Michal Irani, James Bergen, Keith Hanna

The goal of computer vision is to extract information about the world from collections of images. This information might be used to recognize or manipulate objects, to control movement through the...

Representation of scenes from collections of images (1995)

Rakesh Kumar, P. An, Michal Irani, James Bergen, Keith Hanna

The goal of computer vision is to extract information about the world from collections of images. This information might be used to recognize or manipulate objects, to control movement through the...

Inhibition of ligand-induced activation of epidermal growth factor receptor tyrosine phosphorylation by curcumin (1995)

Korutla, Laxminarayana, Cheung, Joseph Y., Medelsohn, John, Kumar, Rakesh

We explored the regulation of epidermal growth factor (EGF)-mediated activation of EGF receptor (EGF-R) phosphorylation by curcumin (diferuloyl-methane), a recently identified kinase inhibitor, in...

Efficient Oblivious Branching Programs for Threshold and Mod Functions (1994)

Rakesh Kumar, Sinha Jayram, S. Thathachar, Jayram S. Thathachar

In his survey paper on branching programs, Razborov [Raz91] asked the following question: Does every rectifier-switching network computing the majority of n bits have size n1+\Omega\Gamma10 ? We...

Model dependent inference of three-dimensional information from a sequence of two-dimensional images (1992)

Kumar, Rakesh

In order to autonomously navigate through a complex environment, a mobile robot requires sensory feedback. This feedback will typically include the 3D motion and location of the robot and the 3D...

Model dependent inference of three-dimensional information from a sequence of two-dimensional images (1992)

Kumar, Rakesh

In order to autonomously navigate through a complex environment, a mobile robot requires sensory feedback. This feedback will typically include the 3D motion and location of the robot and the 3D...

Analysis for organic pigments using solution spectrophotometry / (1981)

Kumar, Rakesh.

Thesis (Ph.D.)--Rensselaer Polytechnic Institute, 1981.

Role of Modern Imaging Techniques for Diagnosis of Infection in the Era of 18F-Fluorodeoxyglucose Positron Emission Tomography

Kumar, Rakesh, Basu, Sandip, Torigian, Drew, Anand, Vivek, Zhuang, Hongming, Alavi, Abass

During the past several years, it has become quite evident that positron emission tomography (PET) with 18F-fluorodeoxyglucose (FDG) imaging can play a major role in the management of patients with...

hSSB1 and hSSB2 Form Similar Multiprotein Complexes That Participate in DNA Damage Response*

Li, Yongjiang, Bolderson, Emma, Kumar, Rakesh, Muniandy, Parameswary A., Xue, Yutong, Richard, Derek J., ...

hSSB1 (human single strand DNA-binding protein 1) has been shown to participate in homologous recombination (HR)-dependent repair of DNA double strand breaks (DSBs) and ataxia telangiectasia-mutated...