Search Results for author: Dennis P. Wall

Found 11 papers, 0 papers with code

TempT: Temporal consistency for Test-time adaptation

no code implementations19 Mar 2023 Onur Cezmi Mutlu, Mohammadmahdi Honarmand, Saimourya Surabhi, Dennis P. Wall

We introduce Temporal consistency for Test-time adaptation (TempT) a novel method for test-time adaptation on videos through the use of temporal coherence of predictions across sequential frames as a self-supervision signal.

Facial Expression Recognition Facial Expression Recognition (FER) +2

A Review of and Roadmap for Data Science and Machine Learning for the Neuropsychiatric Phenotype of Autism

no code implementations7 Mar 2023 Peter Washington, Dennis P. Wall

We review the literature of digital health methods for autism behavior quantification using data science.

Mitigating Negative Transfer in Multi-Task Learning with Exponential Moving Average Loss Weighting Strategies

no code implementations22 Nov 2022 Anish Lakkapragada, Essam Sleiman, Saimourya Surabhi, Dennis P. Wall

Multi-Task Learning (MTL) is a growing subject of interest in deep learning, due to its ability to train models more efficiently on multiple tasks compared to using a group of conventional single-task models.

Multi-Task Learning

An Exploration of Active Learning for Affective Digital Phenotyping

no code implementations5 Apr 2022 Peter Washington, Cezmi Mutlu, Aaron Kline, Cathy Hou, Kaitlyn Dunlap, Jack Kent, Arman Husic, Nate Stockham, Brianna Chrisman, Kelley Paskov, Jae-Yoon Jung, Dennis P. Wall

Using frames collected from gameplay acquired from a therapeutic smartphone game for children with autism, we run a simulation of active learning using gameplay prompts as metadata to aid in the active learning process.

Active Learning

Challenges and Opportunities for Machine Learning Classification of Behavior and Mental State from Images

no code implementations26 Jan 2022 Peter Washington, Cezmi Onur Mutlu, Aaron Kline, Kelley Paskov, Nate Tyler Stockham, Brianna Chrisman, Nick Deveau, Mourya Surhabi, Nick Haber, Dennis P. Wall

Computer Vision (CV) classifiers which distinguish and detect nonverbal social human behavior and mental state can aid digital diagnostics and therapeutics for psychiatry and the behavioral sciences.

Active Learning BIG-bench Machine Learning +4

Training and Profiling a Pediatric Emotion Recognition Classifier on Mobile Devices

no code implementations22 Aug 2021 Agnik Banerjee, Peter Washington, Cezmi Mutlu, Aaron Kline, Dennis P. Wall

This balanced accuracy is only 1. 79% less than the current state of the art for CAFE, which used a model that contains 26. 62x more parameters and was unable to run on the Moto G6, even when fully optimized.

Emotion Recognition Image Classification

Scalable Hypergraph Embedding System

no code implementations9 Mar 2021 Sepideh Maleki, Donya Saless, Dennis P. Wall, Keshav Pingali

While hypergraphs are a generalization of graphs, state-of-the-art graph embedding techniques are not adequate for solving prediction and classification tasks on large hypergraphs accurately in reasonable time.

Graph Embedding hypergraph embedding +2

Activity Recognition with Moving Cameras and Few Training Examples: Applications for Detection of Autism-Related Headbanging

no code implementations10 Jan 2021 Peter Washington, Aaron Kline, Onur Cezmi Mutlu, Emilie Leblanc, Cathy Hou, Nate Stockham, Kelley Paskov, Brianna Chrisman, Dennis P. Wall

Activity recognition computer vision algorithms can be used to detect the presence of autism-related behaviors, including what are termed "restricted and repetitive behaviors", or stimming, by diagnostic instruments.

Action Detection Activity Detection +1

Training an Emotion Detection Classifier using Frames from a Mobile Therapeutic Game for Children with Developmental Disorders

no code implementations16 Dec 2020 Peter Washington, Haik Kalantarian, Jack Kent, Arman Husic, Aaron Kline, Emilie Leblanc, Cathy Hou, Cezmi Mutlu, Kaitlyn Dunlap, Yordan Penev, Maya Varma, Nate Stockham, Brianna Chrisman, Kelley Paskov, Min Woo Sun, Jae-Yoon Jung, Catalin Voss, Nick Haber, Dennis P. Wall

The classifier achieved 66. 9% balanced accuracy and 67. 4% F1-score on the entirety of CAFE as well as 79. 1% balanced accuracy and 78. 0% F1-score on CAFE Subset A, a subset containing at least 60% human agreement on emotions labels.

Emotion Classification

A Wearable Social Interaction Aid for Children with Autism

no code implementations19 Apr 2020 Nick Haber, Catalin Voss, Jena Daniels, Peter Washington, Azar Fazel, Aaron Kline, Titas De, Terry Winograd, Carl Feinstein, Dennis P. Wall

With most recent estimates giving an incidence rate of 1 in 68 children in the United States, the autism spectrum disorder (ASD) is a growing public health crisis.

Emotion Recognition Memorization

Machine learning approach for early detection of autism by combining questionnaire and home video screening

no code implementations15 Mar 2017 Halim Abbas, Ford Garberson, Eric Glover, Dennis P. Wall

Existing screening tools for early detection of autism are expensive, cumbersome, time-intensive, and sometimes fall short in predictive value.

BIG-bench Machine Learning Feature Engineering +1

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