Reflectance Technique for Predicting Soil Organic Matter (9999)
Krishnan,P., Alexander,John D., Butler,B. J., Hummel,John W.
The objective of this research was to study the spectral reflectance of the selected soils in the infrared and visible wavelength regions and to identify optimal wavelengths for predicting soil's...
Krishnan, P., Schüttauf, J.W.A., Hassanzadeh, B. Houshyani, Schropp, R.E.I.
We studied the response to various realistic outdoor conditions of thin-film silicon-based triple-band-gap, triple-junction cells that were made in house. The triple-junction cells consist of a stack...
Simple On-Demand Overlays for Reliable Real-Time Traffic in Enterprise Networks (2008)
Bengi Karacali, Mark Karol, A. S. Krishnakumar, P. Krishnan, Jean Meloche
Abstract — Real-time applications such as IP Telephony demand strict quality of service (QoS) from the underlying network. As more enterprises deploy IP Telephony, it is becoming imperative to...
Jeffrey Scott Vitter, P. Krishnan
Abstract. Caching and prefetching are important mechanisms for speeding up access time to data on secondary storage. Recent work in competitive online algorithms has uncovered several promising new...
1 Optimal Prefetching via Data Compression 1 (2007)
Je Scott, Vitter P. Krishnan, P. Krishnan
Caching and prefetching are important mechanisms for speeding up access time to data on secondary storage. Recent work in competitive online algorithms has uncovered several promising new algorithms...
P. Krishnan, Philip M. Long, Jeffrey Scott Vitter
In the single rent-to-buy decision problem, without a priori knowledge of the amount of time a resource will be used we need to decide when to buy the resource, given that we can rent the resource...
Optimal Prefetching via Data Compression I (2007)
Jeffrey Scott, Vitter P. Krishnan, Jeffrey Scott Vitter, P. Krishnan
Caching and prefetching are important mechanisms for speeding up access time to data on secondary storage. Recent work in competitive online algorithms has uncovered several promising new algorithms...
Optimal Prefetching via Data Compression (2007)
Jeffrey Scott, Vitter P. Krishnan, Jeffrey Scott Vitter, P. Krishnan
Caching and prefetching are important mechanisms for speeding up access time to data on secondary storage. Recent work in competitive online algorithms has uncovered several promising new algorithms...
Bayesian indoor positioning systems (2005)
Eiman Elnahrawy, Richard P. Martin, Wen-hua Ju, P. Krishnan, David Madigan
Abstract — In this paper, we introduce a new approach to location estimation where, instead of locating a single client, we simultaneously locate a set of wireless clients. We present a Bayesian...
Metabolite fingerprinting and profiling in plants using NMR (2005)
Krishnan, P., Kruger, N. J., Ratcliffe, R. G.
Although less sensitive than mass spectrometry (MS), nuclear magnetic resonance (NMR) spectroscopy provides a powerful complementary technique for the identification and quantitative analysis of...
Surgical approach to C1-C2 nerve sheath tumors (2004)
Krishnan, P, Behari, S, Banerji, D, Mehrotra, N, Chhabra, DK, Jain, VK
Ramana, M. V., Krishnan, P., Muraleedharan Nair, S., Kunhikrishnan, P. K.
Spatial and temporal variability of the Marine Atmospheric Boundary Layer (MABL) height for the Indian Ocean Experiment (INDOEX) study period are examined using the data collected through...
Ramana, M. V., Krishnan, P., Muraleedharan Nair, S., Kunhikrishnan, P. K.
Spatial and temporal variability of the Marine Atmospheric Boundary Layer (MABL) height for the Indian Ocean Experiment (INDOEX) study period are examined using the data collected through...
P. Krishnan, A. S. Krishnakumar, Wen-hua Ju, Colin Mallows, Sachin Ganu
Abstract—In this paper, we present LEASE, a new system and
Metabolite fingerprinting and profiling in plants using NMR (2004)
Krishnan, P., Kruger, N. J., Ratcliffe, R. G.
Although less sensitive than mass spectrometry (MS), nuclear magnetic resonance (NMR) spectroscopy provides a powerful complementary technique for the identification and quantitative analysis of...
VoIP network failure detection and user notification (2003)
Mark Karol, P. Krishnan, J. Jenny Li
Abstract- The impact of network failures can be minimized if users are promptly notified by appropriately designed applications. Specifically, for Voice-over-IP (VoIP) networks, an RTP/RTCP-based...
FISH Mapping of the 5S and 18S-28S rDNA Loci in Different Species of Glycine (2001)
Krishnan, P., Sapra, V. T., Soliman, K. M., Zipf, A.
Wild germplasms are often the only significant sources of useful traits for crops, such as soybean, that have limited genetic variability. Before these germplasms can be effectively manipulated they...
A Scalable Middleware-Based Active Network Architecture for Next Generation Communications (2001)
Cook, C., Krishnan, P., Pawlikowski, K., Sirisena, H.R.
TR-COSC 03/01
Transparent En-Route Caching in WANs? (1999)
P. Krishnan, Danny Raz, Yuval Shavitt
Hierarchical caching is being widely used today to improve web performance. The way hierarchical caches are deployed requires clients and caches to be aware of the location of nearby caches. This...
Novel Processing of Intermetallic Matrix Composites Using In Situ Displacement Reactions. (1998)
Jayashankar, S., Krishnan, P., Kaufman, M. J.
The utilization of in-situ displacement reactions is being investigated as a means of producing in-situ dispersoids and tailored interfaces in intermetallic matrix composites. the systems under...
Synthesis of NiAl/Al2O3 Composites Via In-Situ Reduction of Precursor Oxides. (1998)
This paper concerned mmc in some important way and contained information about, utilized, or discussed these subjects: basic topics:, imc materials and material types:, (al2o3)f/nial, al2o3/nial,...
Synthesis of NiAl/Al2O3 Composites Using In-Situ Displacement Reactions. (1998)
The utilization of in-situ displacement reactions as an alternative approach to synthesize nial/al2o3 composites is investigated. the reaction scheme employed involves the use of sio2 as a...
Transparent En-Route Cache Location for Regular Networks (1998)
P. Krishnan, Danny Raz, Yuval Shavitt
Caching improves network and system performance for WWW browsing. The way caches are currently deployed requires clients or caches to be aware of the location of nearby caches. This creates...
Fracture Mechanics of Brittle Matrix Composites with Imperfect Interfaces (1997)
Kaw, Autar K., Krishnan, P., Madonraj, H., Ye, J., Besterfield, G. H.
In understanding the complexity of the fracture mechanics of brittle matrix composites, knowing reliable values of the mechanical properties of the fiber-matrix interface are important. Since all...
Adaptive variation of reliability (1997)
Robin Kravets, Ken Calvert, P. Krishnan, Karsten Schwan
This paper presents the specification and implementation of a variable reliability framework. By using this framework, applications can explore interesting performance enhancing techniques. Some of...
Utility of co-operating Web proxy caches (1997)
Krishnan And Binay, P. Krishnan, Binay Sugla
In this paper, we study the utility of co-operation among intranet proxy caches. We target our study to a corporate intranet environment having multiple Web proxies that each serve a set of hosts....
Estimating alphanumeric selectivity in the presence of wildcards (1996)
P. Krishnan, Jeffrey Scott Vitter, Bala Iyer
Success of commercial query optimizers and database management systems (object-oriented or relational) depend on accurate cost estimation of various query reorderings [BGI]. Estimating predicate...
Load balancing in the L_p norm (1995)
Baruch Awerbuch, Yossi Azar, Edward F. Grove, Ming-Yang Kao, P. Krishnan, Jeffrey Scott Vitter
In the load balancing problem, there is a set of servers, and jobs arrive sequentially. Each job can be run on some subset of the servers, and must be assigned to one of them in an online fashion....
Load balancing in the L_p norm (1995)
Baruch Awerbuch, Yossi Azar, Edward F. Grove, Ming-Yang Kao, P. Krishnan, Jeffrey Scott Vitter
In the load balancing problem, there is a set of servers, and jobs arrive sequentially. Each job can be run on some subset of the servers, and must be assigned to one of them in an online fashion....
Online Perfect Matching and Mobile Computing (1995)
Edward Grove, Ming-yang Kao, P. Krishnan, Jeffrey Scott Vitter
. We present a natural online perfect matching problem motivated by problems in mobile computing. A total of n customers connect and disconnect sequentially, and each customer has an associated set...
Adaptive Disk Spindown via Optimal Rent-to-Buy in Probabilistic Environments (1995)
Krishnan Brown, Jeffrey S. Vitter, P. Krishnan, P. Krishnan, Philip M. Long, Philip M. Long, ...
In the single rent-to-buy decision problem, without a priori knowledge of the amount of time a resource will be used we need to decide when to buy the resource, given that we can rent the resource...
Baruch Awerbuch, Yossi Azar, Edward F. Grove, Ming-yang Kao, P. Krishnan, Jeffrey Scott Vitter
In the load balancing problem, there is a set of servers, and jobs arrive sequentially. Each job can be run on some subset of the servers, and must be assigned to one of them in an online fashion....
Load balancing in the lp norm (1995)
Baruch Awerbuch, Yossi Azar, P. Krishnan
Abstract. In the load balancing problem, there is a set of servers, and jobs arrive sequentially. Each job can be run on some subset of the servers, and must be assigned to one of them in an online...
Online perfect matching and mobile computing (1995)
Edward F. Grove, Ming-yang Kao, P. Krishnan
Abstract. We present a natural online perfect matching problem motivated by problems in mobile computing. A total of n customers connect and disconnect sequentially, and each customer has an...
Optimal prediction for prefetching in the worst case (1994)
P. Krishnan, Jeffrey Scott Vitter
Response time delays caused by I/O are a major problem in many systems and database applications. Prefetching and cache-replacement methods are attracting renewed attention because of their success...
Thwarting the Power-Hungry Disk (1994)
Fred Douglis, P. Krishnan, Brian Marsh
Minimizing power consumption is important for mobile computers, and disks consume a significant portion of system-wide power. There is a large difference in power consumption between a disk that is...
Optimal prediction for prefetching in the worst case (1994)
Abstract. Response time delays caused by I/O are a major problem in many systems and database applications. Prefetching and cache replacement methods are attracting renewed attention because of their...
Flash Memory File Caching for Mobile Computers (1994)
B. Marsh, F. Douglis, P. Krishnan
In this paper we examine the impact of using flash memory as a second-level file system buffer cache to reduce power consumption and file access latency on a mobile computer. We use trace-driven...
Optimal Prediction for Prefetching in the Worst Case (1994)
Krishnan Dept Of, P. Krishnan, Jeffrey Scott Vitter
Response time delays caused by I/O is a major problem in many systems and database applications. Prefetching and cache-replacement methods are attracting renewed attention because of their success in...
Storage Alternatives for Mobile Computers (1994)
Fred Douglis, Ramón Cáceres, M. Frans Kaashoek, P. Krishnan, Kai Li, Brian Marsh, ...
Mobile computers such as notebooks, subnotebooks, and palmtops require low weight, low power consumption, and good interactive performance. These requirements impose many challenges on architectures...
Practical Prefetching via Data Compression (1994)
Jeffrey S. Vitter, Kenneth M. Curewitz, Kenneth M. Curewitz, P. Krishnan, P. Krishnan, ...
An important issue that affects response time performance in current OODB and hypertext systems is the I/O involved in moving objects from slow memory to cache. A promising way to tackle this problem...
Practical Prefetching via Data Compression (1993)
Jeffrey Scott Vitter, P. Krishnan
Caching and prefetching are important mechanisms for speeding up access time to data on secondary storage. Recent work in competitive online algorithms has uncovered several promising new algorithms...
Practical Prefetching via Data Compression (1993)
Kenneth M. Curewitz, P. Krishnan, Jeffrey Scott Vitter
An important issue that affects response time performance in current OODB and hypertext systems is the I/O involved in moving objects from slow memory to cache. A promising way to tackle this problem...
Practical Prefetching via Data Compression (1993)
Extended Kenneth, Kenneth M. Curewitz, P. Krishnan, Jeffrey Scott Vitter
An important issue that affects response time performance in current OODB and hypertext systems is the I/O involved in moving objects from slow memory to cache. A promising way to tackle this problem...
Optimal Prediction for Prefetching in the Worst Case (1993)
P. Krishnan, P. Krishnan, Jeffrey Scott Vitter, Jeffrey Scott Vitter
Response time delays caused by I/O is a major problem in many systems and database applications. Prefetching and cache-replacement methods are attracting renewed attention because of their success in...
Practical Prefetching via Data Compression (1993)
Kenneth M. Curewitz, P. Krishnan, Jeffrey Scott Vitter
An important issue that affects response time performance in current OODB and hypertext systems is the I/O involved in moving objects from slow memory to cache. A promising way to tackle this problem...
GUILE : Graphical User Interface for Linguistic Experiments (1993)
Krishnan, P., McKenzie, B., Hunt, S.
TR-COSC 04/93
Optimal Prefetching via Data Compression (1991)
Jeffrey Scott Vitter, Jeffrey Scott Vitter, P. Krishnan, P. Krishnan
Caching and prefetching are important mechanisms for speeding up access time to data on secondary storage. Recent work in competitive online algorithms has uncovered several promising new algorithms...
Teacher Shocks and Student Learning: Evidence from Zambia
Das, J., Dercon, S., Habyarimana, J., Krishnan, P.
Following a tradition that relates household-level shocks to educational attainment, we examine the impact of teacher-level shocks on student learning. As a plausible measure for these shocks, we use...
This paper o¤ers a bridge between the theoretical literature on endogenous network formation and the empirical work on the impact of social networks on economic performance. We provide a theoretical...
Wavelength dependence of cell cloning efficiency after optical trapping.
Liang, H, Vu, K T, Krishnan, P, Trang, T C, Shin, D, Kimel, S, ...
A study on clonal growth in Chinese hamster ovary (CHO) cells was conducted after exposure to optical trapping wavelengths using Nd:YAG (1064 nm) and tunable titanium-sapphire (700-990 nm) laser...
Wavelength dependence of cell cloning efficiency after optical trapping.
Liang, H, Vu, K T, Krishnan, P, Trang, T C, Shin, D, Kimel, S, ...
A study on clonal growth in Chinese hamster ovary (CHO) cells was conducted after exposure to optical trapping wavelengths using Nd:YAG (1064 nm) and tunable titanium-sapphire (700-990 nm) laser...
Poverty and Productivity in Female-Headed Households in Zimbabwe
A household survey conducted in rural Zimbabwe in 2001 is used to compare the position of de facto and de jure female-headed households to those with a male head. These households are characterised...
The Urban Labour Market During Structural Adjustment: Ethiopia 1990-1997.
Krishnan, P., Selassie, T.G., Dercon, S.
The paper examines the effects of reform and structural adjustment on the urban labour market in Ethiopia using a combination of cross-section and panel data based on surveys conducted both pre- and...
‘When Can School Inputs Improve Test Scores?’
Das, J., Dercon, S., Habyarimana, J., Krishnan, P.
Most studies fail to find an impact of school inputs on outcomes such as test scores. We argue that this might be a consequence of ignoring the possibility that households respond optimally to...
Family Background, Education and Employment in Urban Ethiopia.
education ; family ; employment
Neuroleptic malignant syndrome presenting as pulmonary edema and severe bronchorrhea.
Patel, U., Agrawal, M., Krishnan, P., Niranjan, S.
Neuroleptic malignant syndrome is a rare (incidence, 0.02%-3.2%) but dangerous complication following the use of neuroleptic drugs. When not promptly recognized, this disease carries a high mortality...
P. Krishnan, Krishnan Danny Raz, Yuval Shavitt
This paper studies the problem of where to place network caches. Emphasis is given to caches that are transparent to the clients since they are easier to manage and they require no cooperation from...