Search Results for author: Anand Ramakrishnan

Found 5 papers, 0 papers with code

Harnessing Geometric Constraints from Emotion Labels to improve Face Verification

no code implementations5 Mar 2021 Anand Ramakrishnan, Minh Pham, Jacob Whitehill

For the task of face verification, we explore the utility of harnessing auxiliary facial emotion labels to impose explicit geometric constraints on the embedding space when training deep embedding models.

Face Verification Multi-Task Learning +1

Error Autocorrelation Objective Function for Improved System Modeling

no code implementations8 Aug 2020 Anand Ramakrishnan, Warren B. Jackson, Kent Evans

Deep learning models are trained to minimize the error between the model's output and the actual values.

Time Series Analysis

Toward Automated Classroom Observation: Multimodal Machine Learning to Estimate CLASS Positive Climate and Negative Climate

no code implementations19 May 2020 Anand Ramakrishnan, Brian Zylich, Erin Ottmar, Jennifer LoCasale-Crouch, Jacob Whitehill

In this work we present a multi-modal machine learning-based system, which we call ACORN, to analyze videos of school classrooms for the Positive Climate (PC) and Negative Climate (NC) dimensions of the CLASS observation protocol that is widely used in educational research.

Activity Recognition BIG-bench Machine Learning

Automatic Classifiers as Scientific Instruments: One Step Further Away from Ground-Truth

no code implementations19 Dec 2018 Jacob Whitehill, Anand Ramakrishnan

In particular: (1) We show that if the true correlation between $U$ and $V$ is $r$, then the expected sample correlation, over all vectors $\mathcal{T}^n$ whose correlation with $U$ is $q$, is $qr$.

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