Amygdala Surface Modeling with Weighted Spherical Harmonics (2009)
Moo K. Chung, M. Nacewicz, Shubing Wang, Kim M. Dalton, Seth Pollak, Richard J. Davidson
Abstract. Although there are numerous publications on amygdala volumetry, so far there has not been many studies on modeling local amygdala surface shape variations in a rigorous framework. This...
Detection of Local Cortical Asymmetry via Discriminant Power Analysis (2009)
Moo K. Chung, Daniel J. Kelley, Kim M. Dalton, Richard J. Davidson
We present a discriminant power analysis framework for localizing the abnormal cortical thickness asymmetry pattern in a clinical group. The proposed framework is based on the recently developed...
Daniel J. Kelley, Kim M. Dalton, Brendon M. Nacewicz, Tom Johnstone, Moo L. Chung, Terrence R. Oakes, ...
Autism is a neurodevelopmental disorder with impairments in the behavioral, social, and communicative domain. The avoidance of eye contact when viewing human faces is a diagnostic feature of impaired...
Tensor-Based Cortical Surface Morphometry via Weighted Spherical Harmonic Representation (2009)
Moo K. Chung, Kim M. Dalton, Richard J. Davidson
Abstract—We present a new tensor-based morphometric framework that quantifies cortical shape variations using a local area element. The local area element is computed from the Riemannian metric...
Amygdala Surface Modeling with Weighted Spherical Harmonics (2009)
Moo K. Chung, M. Nacewicz, Shubing Wang, Kim M. Dalton, Seth Pollak, Richard J. Davidson
Abstract. Although there are many publications on amygdala volumetry, so far there has been no study on modeling local amygdala surface shape variations in a rigorous framework. This paper present a...
Statistica Sinica 18(2008), ENCODING CORTICAL SURFACE BY SPHERICAL HARMONICS (2009)
Moo K. Chung, Richard Hartley, Kim M. Dalton, Richard J. Davidson
Abstract: There is a lack of a unified statistical modeling framework for cerebral shape asymmetry analysis in the literature. Most previous approaches start with flipping the 3D magnetic resonance...
Detection of Local Cortical Asymmetry via Discriminant Power Analysis (2009)
Moo K. Chung, Daniel J. Kelley, Kim M. Dalton, Richard J. Davidson
We present a discriminant power analysis framework that can be used in localizing the abnormal cortical thickness asymmetry pattern in a clinical group compared with a control group. In our example,...
Amygdala Surface Modeling with Weighted Spherical Harmonics (2009)
Moo K. Chung, M. Nacewicz, Shubing Wang, Kim M. Dalton, Seth Pollak, Richard J. Davidson
Abstract. Although there are many publications on amygdala volumetry, so far there has been no study on modeling local amygdala surface shape variations in a rigorous framework. This paper present a...
Department of Psychology and Psychiatry, (2009)
Moo K. Chung, Kim M. Dalton, Richard J. Davidson
We present a new framework for cortical asymmetry analysis using the weighted spherical harmonic (SPHARM) representation (Chung et al., 2007). The weighted-SPHARM represents cortical surface...
on Mathematical Foundations of Computational Anatomy (2009)
Moo K. Chung, Anqi Qiu, M. Nacewicz, Seth Pollak, Richard J. Davidson
Abstract. One main obstacle in building a sophisticated parametric model along an arbitary anatomical manifold is the lack of an easily available orthonormal basis. Although there are at least two...
Placebo-Induced Changes in fMRI in the Anticipation and Experience of Pain (2009)
R Esearch, A Rticles, A. D. Craig, K. Chen, E. M. Reiman, P. Petrovic, ...
The experience of pain arises from both physiological and psychological factors, including one’s beliefs and expectations. Thus, placebo treatments that have no intrinsic pharmacological effects...
Temper Tantrums in Young Children: 2. Tantrum Duration and Temporal Organization (2008)
Michael Potegal, Ph. D, Michael R. Kosorok, Ph. D, Richard J. Davidson, Ph. D
ABSTRACT. This article completes the analysis of parental narratives of tantrums had by 335 children aged 18 to 60 months. Modal tantrum durations were 0.5 to 1 minute; 75 % of the tantrums lasted 5...
via Weighted Spherical Harmonic Representation (2008)
Moo K. Chung, Kim Dalton, Richard J. Davidson
Abstract: We present a new tensor-based morphometric framework that quantifies cortical shape variations using a local area element. The local area element is computed from the Riemannian metric...
Moo K Chung, Dalton M Kim, Steven Robbins, Alan C Evans, Richard J Davidson
We correlated face recognition task scores to cortical thickness measurements in a group of autistic subjects. Many previous autism anatomical studies neglect to account for age effect and the...
Encoding Cortical Surface by Spherical Harmonics (2008)
Moo K. Chung, Richard Hartley, Kim Dalton, Richard J. Davidson
Abstract: There is a lack of unified statistical modeling framework for cerebral shape asymmetry analysis in literature. Most previous approaches start with flip-ping the 3D magnetic resonance images...
Dan Kelley, Anita Bhattacharyya, Jerry Yin, Terry Oakes, Moo Chung, Kim Dalton, ...
Fragile X syndrome, a neurodevelopmental disorder that is the most common inheritable cause of mental retardation, is due to a CGG trinucleotide amplification on the X chromosome (Xq27.3) in the 5...
Moo K. Chung, Kim M. Dalton, Richard J. Davidson
Abstract — We present a new tensor-based morphometric framework that quantifies cortical shape variations using a local area element. The local area element is computed from the Riemannian metric...
Daniel J. Kelley, Kim M. Dalton, Brendon M. Nacewicz, Tom Johnstone, Moo L. Chung, Terrence R. Oakes, ...
Autism is a neurodevelopmental disorder with impairments in the behavioral, social, and communicative domain. The avoidance of eye contact when viewing human faces is a diagnostic feature of impaired...
Unified Cortical Asymmetry Analysis in Autism via Weighted-SPHARM (2008)
Moo K. Chung, Kim M. Dalton, Richard J. Davidson
We present a new framework for cortical asymmetry analysis using the weighted spherical harmonic (SPHARM) representation (Chung et al., 2007). The weighted-SPHARM represents cortical surface...
Automated Diagnosis of Autism Using Fourier Series Expansion of Corpus Callosum Boundary (2008)
Shubing Wang, Moo K. Chung, Kim M. Dalton, Andrew L. Alex, Richard J. Davidson
Multi-scale Voxel-based Morphometry via Weighted Spherical Harmonic Representation (2008)
Moo K. Chung, Li Shen, Kim M. Dalton, Richard J. Davidson
Abstract. Although the voxel-based morphometry (VBM) has been widely used in quantifying the amount of gray matter of the human brain, the optimal amount of registration that should be used in VBM...
Abstract Less White Matter Concentration in Autism: (2007)
Moo K. Chung, Kim M. Dalton, Andrew L. Alex, Richard J. Davidson
Autism is a neurodevelopmental disorder affecting behavioral and social cognition but there is lit-tle understanding about the link between the functional deficit and its underlying neuroanatomy. We...
Abstract White Matter Density of Corpus Callosum in Autism: (2007)
Andrew L. Alex, Moo K. Chung, Moo K. Chung, Kim Dalton, Kim Dalton, ...
Autism is a neurodevelopmental disorder affecting behavioral and social cognition but there is little understanding about the link between the functional deficit and its underlying neuroanatomy. We...
Thomas J. Hoffmann, Moo K. Chung, Kim D. Dalton, Andrew L. Alex, Grace Wahba, Richard J. Davidson
Autism is a neurodevelopmental disorder with abnormal corpus callosum (CC) size [1]. Most previous studies used the area of predefined Witelson partition
Mental Training Affects Distribution of Limited Brain Resources (2007)
Heleen A. Slagter, Antoine Lutz, Lawrence L. Greischar, Andrew D. Francis, Sander Nieuwenhuis, James M. Davis, ...
The information processing capacity of the human mind is limited, as is evidenced by the so-called “attentional-blink” deficit: When two targets (T1 and T2) embedded in a rapid stream of events...
Encoding neuroanatomical information using weighted spherical harmonic representation (2007)
Moo K. Chung, Kim M. Dalton, Richard J. Davidson
Cortical surfaces can be modeled using the recently developed weighed spherical harmonic (SPHARM) representation. The weighted-SPHARM representation incorporates data smoothing, parametrization and...
Of Gray Matter, Moo K. Chung, Kim M. Dalton, Li Shen, Alan C. Evans, Richard J. Davidson
representation for cortical surfaces. The WFS representation is a data smoothing technique that provides the explicit smooth functional estimation of unknown cortical boundary as a linear combination...
Multi-scale Voxel-based Morphometry via Weighted Spherical Harmonic Representation (2006)
Moo K. Chung, Li Shen, Kim M. Dalton, Richard J. Davidson, Moo K. Chung, Li Shen, ...
Abstract. Although the voxel-based morphometry (VBM) has been widely used in quantifying the amount of gray matter of the human brain, the optimal amount of registration that should be used in VBM...
Tensor-based cortical morphometry via weighted spherical harmonic representation (2006)
Moo K. Chung, Steve Robbins, Kim M. Dalton, Shubing Wang, Alan C. Evans, Richard J. Davidson
We present a new tensor-based morphometric framework that quantifies cortical shape variations using the local area element. The local area element is obtained from the Riemannian metric tensors,...
Unified Cortical Surface Morphometry and Its Application to Quantifying Amount of Gray Matter (2006)
Moo K. Chung, Moo K. Chung, Kim M. Dalton, Li Shen, Alan C. Evans, Richard J. Davidson
In quantifying the amount of gray matter in a population, voxelbased morphometry (VBM) and cortical thickness analysis are the two most widely used techniques. There are still many unanswered...
Weighted spherical harmonic representation and its application to cortical analysis (2006)
Steven M. Robbins, Moo K. Chung, Moo K. Chung, Li Shen, Li Shen, Kim M. Dalton, ...
Abstract. We present a novel weighted spherical harmonic (SPHARM) representation of cortical surfaces and its application to a cortical thickness analysis in autism. The weighted-SPHARM is a...
The voice of emotion: an FMRI study of neural responses to angry and happy vocal expressions (2006)
Johnstone, Tom, Van Reekum, Carien M., Oakes, Terrence R., Davidson, Richard J.
The human voice is one of the principal conveyers of social and affective communication. Yet relatively little is known about the neural circuitry that supports the recognition of different vocally...
Mapping Brain-Behavior Partial (2005)
Moo K. Chung, Kim M. Dalton, Daniel J. Kelley, Steven M, Alan C. Evans, Richard J. Davidson, ...
This paper presents a streamlined image analysis framework for correlating behavioral measures to anatomical measures on the cortex and detecting the regions of abnormal brain-behavior correlates. We...
Abstract Tensor-based Cortical Morphometry via Weighted Spherical Harmonic Representation (2005)
Moo K. Chung, Steve Robbins, Kim M. Dalton, Shubing Wang, Alan C. Evans, Richard J. Davidson, ...
We present a new tensor-based morphometric framework that quantifies cortical shape variations via the concept of local area element. The local area element is obtained from the Riemannian metric...
2D Voxel-based Morphometry Shows Less White Matter Concentration in Autism (2004)
Moo K. Chung, Kim D. Dalton, Andrew L. Alexander, Richard J. Davidson
Introduction Autism is a neurodevelopmental disorder with the abnormal reduction in anterior, midbody and posterior part of the corpus callosum (CC) [2]. We applied 2D version of the voxel-based...
Shubing Wang, Moo K. Chung, Kim M. Dalton, Andrew L. Alex, Richard J. Davidson
We explored the possibility of developing an automatic diagnostic tool for detecting autism based on MRI measurements. Since the two previous structural imaging studies [1] [2] strongly suggested...
Affective style and in vivo immune response: Neurobehavioral mechanisms
Rosenkranz, Melissa A., Jackson, Daren C., Dalton, Kim M., Dolski, Isa, Ryff, Carol D., Singer, Burt H., ...
Considerable evidence exists to support an association between psychological states and immune function. However, the mechanisms by which such states are instantiated in the brain and influence the...
The privileged status of emotion in the brain
Davidson, Richard J., Maxwell, Jeffrey S., Shackman, Alexander J.
Long-term meditators self-induce high-amplitude gamma synchrony during mental practice
Lutz, Antoine, Greischar, Lawrence L., Rawlings, Nancy B., Ricard, Matthieu, Davidson, Richard J.
Practitioners understand “meditation,” or mental training, to be a process of familiarization with one's own mental life leading to long-lasting changes in cognition and emotion. Little is known...
Fox, Andrew S., Oakes, Terrence R., Shelton, Steven E., Converse, Alexander K., Davidson, Richard J., Kalin, Ned H.
In primates, during times of need, calling for help is a universal experience. Calling for help recruits social support and promotes survival. However, calling for help also can attract predators,...
Neural circuitry underlying the interaction between emotion and asthma symptom exacerbation
Rosenkranz, Melissa A., Busse, William W., Johnstone, Tom, Swenson, Cheri A., Crisafi, Gina M., Jackson, Maryjo M., ...
Asthma, like many inflammatory disorders, is affected by psychological stress, suggesting that reciprocal modulation may occur between peripheral factors regulating inflammation and central neural...
Social relationships, sleep quality, and interleukin-6 in aging women
Friedman, Elliot M., Hayney, Mary S., Love, Gayle D., Urry, Heather L., Rosenkranz, Melissa A., Davidson, Richard J., ...
This study examined the interplay of social engagement, sleep quality, and plasma levels of interleukin-6 (IL-6) in a sample of aging women (n = 74, aged 61-90, M age = 73.4). Social engagement was...
Affective style and in vivo immune response: Neurobehavioral mechanisms
Rosenkranz, Melissa A., Jackson, Daren C., Dalton, Kim M., Dolski, Isa, Ryff, Carol D., Singer, Burt H., ...
Considerable evidence exists to support an association between psychological states and immune function. However, the mechanisms by which such states are instantiated in the brain and influence the...
The privileged status of emotion in the brain
Davidson, Richard J., Maxwell, Jeffrey S., Shackman, Alexander J.
Long-term meditators self-induce high-amplitude gamma synchrony during mental practice
Lutz, Antoine, Greischar, Lawrence L., Rawlings, Nancy B., Ricard, Matthieu, Davidson, Richard J.
Practitioners understand “meditation,” or mental training, to be a process of familiarization with one's own mental life leading to long-lasting changes in cognition and emotion. Little is known...
Fox, Andrew S., Oakes, Terrence R., Shelton, Steven E., Converse, Alexander K., Davidson, Richard J., Kalin, Ned H.
In primates, during times of need, calling for help is a universal experience. Calling for help recruits social support and promotes survival. However, calling for help also can attract predators,...
Neural circuitry underlying the interaction between emotion and asthma symptom exacerbation
Rosenkranz, Melissa A., Busse, William W., Johnstone, Tom, Swenson, Cheri A., Crisafi, Gina M., Jackson, Maryjo M., ...
Asthma, like many inflammatory disorders, is affected by psychological stress, suggesting that reciprocal modulation may occur between peripheral factors regulating inflammation and central neural...
Social relationships, sleep quality, and interleukin-6 in aging women
Friedman, Elliot M., Hayney, Mary S., Love, Gayle D., Urry, Heather L., Rosenkranz, Melissa A., Davidson, Richard J., ...
This study examined the interplay of social engagement, sleep quality, and plasma levels of interleukin-6 (IL-6) in a sample of aging women (n = 74, aged 61-90, M age = 73.4). Social engagement was...
Well-being and affective style: neural substrates and biobehavioural correlates.
One of the most salient features of emotion is the pronounced variability among individuals in their reactions to emotional incentives and in their dispositional mood. Collectively, these individual...
Mental Training Affects Distribution of Limited Brain Resources
Slagter, Heleen A, Lutz, Antoine, Greischar, Lawrence L, Francis, Andrew D, Nieuwenhuis, Sander, Davis, James M, ...
The information processing capacity of the human mind is limited, as is evidenced by the so-called “attentional-blink” deficit: When two targets (T1 and T2) embedded in a rapid stream of events...
The Cyclic AMP Cascade Is Altered in the Fragile X Nervous System
Kelley, Daniel J., Davidson, Richard J., Elliott, Jamie L., Lahvis, Garet P., Yin, Jerry C. P., Bhattacharyya, Anita
Fragile X syndrome (FX), the most common heritable cause of mental retardation and autism, is a developmental disorder characterized by physical, cognitive, and behavioral deficits. FX results from a...
Creating Physical 3D Stereolithograph Models of Brain and Skull
Kelley, Daniel J., Farhoud, Mohammed, Meyerand, M. Elizabeth, Nelson, David L., Ramirez, Lincoln F., Dempsey, Robert J., ...
The human brain and skull are three dimensional (3D) anatomical structures with complex surfaces. However, medical images are often two dimensional (2D) and provide incomplete visualization of...
Automatic Physiological Waveform Processing for fMRI Noise Correction and Analysis
Kelley, Daniel J., Oakes, Terrence R., Greischar, Larry L., Chung, Moo K., Ollinger, John M., Alexander, Andrew L., ...
Functional MRI resting state and connectivity studies of brain focus on neural fluctuations at low frequencies which share power with physiological fluctuations originating from lung and heart. Due...
Lutz, Antoine, Brefczynski-Lewis, Julie, Johnstone, Tom, Davidson, Richard J.
Recent brain imaging studies using functional magnetic resonance imaging (fMRI) have implicated insula and anterior cingulate cortices in the empathic response to another's pain. However, virtually...
Thesis (Ph. D.)--Harvard University, 1976.
An Imaging Roadmap for Biology Education: From Nanoparticles to Whole Organisms
Kelley, Daniel J., Davidson, Richard J., Nelson, David L.
Imaging techniques provide ways of knowing structure and function in biology at different scales. The multidisciplinary nature and rapid advancement of imaging sciences requires imaging education to...
Trait-Like Brain Activity during Adolescence Predicts Anxious Temperament in Primates
Fox, Andrew S., Shelton, Steven E., Oakes, Terrence R., Davidson, Richard J., Kalin, Ned H.
Early theorists (Freud and Darwin) speculated that extremely shy children, or those with anxious temperament, were likely to have anxiety problems as adults. More recent studies demonstrate that...
Efficient modeling and inference for event-related fMRI data
Zhang, Chunming, Lu, Yuefeng, Johnstone, Tom, Oakes, Terry, Davidson, Richard J.
Event-related functional magnetic resonance imaging (efMRI) has emerged as a powerful technique for detecting brains' responses to presented stimuli. A primary goal in efMRI data analysis is to...
The voice of emotion: an FMRI study of neural responses to angry and happy vocal expressions
Johnstone, Tom, Van Reekum, Carien M., Oakes, Terrence R., Davidson, Richard J.
The human voice is one of the principal conveyers of social and affective communication. Yet relatively little is known about the neural circuitry that supports the recognition of different vocally...