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Modeling economies of scope in joint production: Convex regression of input distance function

Authors: Timo Kuosmanen, Sheng Dai

arXiv

Modeling of joint production has proved a vexing problem. This paper develops a radial convex nonparametric least squares (CNLS) approach to estimate the input distance function with multiple outputs....

mental health psychology open access

Evaluating the Surrogate Index as a Decision-Making Tool Using 200 A/B Tests at Netflix

Authors: Vickie Zhang, Michael Zhao, and Maria Dimakopoulou, Anh Le, Nathan Kallus

arXiv

Surrogate index approaches have recently become a popular method of estimating longer-term impact from shorter-term outcomes. In this paper, we leverage 1098 test arms from 200 A/B tests at Netflix to...

mental health psychology open access

A Data-driven Resilience Framework of Directionality Configuration based on Topological Credentials in Road Networks

Authors: H M Imran Kays, Khondhaker Al Momin, K. K. "Muralee" Muraleetharan, Arif Mohaimin Sadri

arXiv

Roadway reconfiguration is a crucial aspect of transportation planning, aiming to enhance traffic flow, reduce congestion, and improve overall road network performance with existing infrastructure and...

mental health psychology open access

Concept Alignment

Authors: Sunayana Rane, Polyphony J. Bruna, Ilia Sucholutsky, Christopher Kello, Thomas L. Griffiths

arXiv

Discussion of AI alignment (alignment between humans and AI systems) has focused on value alignment, broadly referring to creating AI systems that share human values. We argue that before we can even...

mental health psychology open access

Towards Responsible AI in Banking: Addressing Bias for Fair Decision-Making

Authors: Alessandro Castelnovo

arXiv

In an era characterized by the pervasive integration of artificial intelligence into decision-making processes across diverse industries, the demand for trust has never been more pronounced. This thes...

mental health psychology open access

A Framework for Scalable Ambient Air Pollution Concentration Estimation

Authors: Liam J Berrisford, Lucy S Neal, Helen J Buttery, Benjamin R Evans, Ronaldo Menezes

arXiv

Ambient air pollution remains a critical issue in the United Kingdom, where data on air pollution concentrations form the foundation for interventions aimed at improving air quality. However, the curr...

mental health psychology open access

Testing for a difference in means of a single feature after clustering

Authors: Yiqun T. Chen, Lucy L. Gao

arXiv

For many applications, it is critical to interpret and validate groups of observations obtained via clustering. A common validation approach involves testing differences in feature means between obser...

mental health psychology open access

A polynomial regression model for excess mortality in Mexico 2020-2022 due to the COVID-19 pandemic

Authors: Andreu Comas-García, Arturo Erdely

arXiv

Based on the comprehensive national death registry of Mexico spanning from 1998 to 2022 a point and interval estimation method for the excess mortality in Mexico during the years 2020-2022 is proposed...

mental health psychology open access

Shaping dynamical neural computations using spatiotemporal constraints

Authors: Jason Z. Kim, Bart Larsen, Linden Parkes

arXiv

Dynamics play a critical role in computation. The principled evolution of states over time enables both biological and artificial networks to represent and integrate information to make decisions. In...

mental health psychology open access

Enriching meta-analyses through scoping review, bibliometrics, and alternative impact metrics: Visualizing study characteristics, hidden risk of bias, societal influence, and research translation

Authors: Yefeng Yang, Malgorzata Lagisz, Shinichi Nakagawa

arXiv

We present a framework consisting of three approaches that can enhance meta-analyses: 1) scoping reviews (evidence map), 2) bibliometrics, and 3) alternative impact metrics. These three "enrichment" a...

mental health psychology open access

Functional Magnetic Resonance Imaging Changes and Increased Muscle Pressure in Fibromyalgia: Insights from Prominent Theories of Pain and Muscle Imaging

Authors: Seth Adler, Farzan Vahedifard, Rachel Akers, Christopher Sica, Mehmet Kocak, Edwin Moore, Marc Minkus, Gianna Elias, Nikhil Aggarwal, Sharon Byrd, Mehmoodur Rasheed, Robert S. Katz

arXiv

Fibromyalgia is a complicated and multifaceted disorder marked by widespread chronic pain, fatigue, and muscle tenderness. Current explanations for the pathophysiology of this condition include the Ce...

mental health psychology open access

Minimum-phase property of the hemodynamic response function, and implications for Granger Causality in fMRI

Authors: Leonardo Novelli, Lionel Barnett, Anil Seth, Adeel Razi

arXiv

Granger Causality (GC) is widely used in neuroimaging to estimate directed statistical dependence among brain regions using time series of brain activity. An important issue is that functional MRI (fM...

mental health psychology open access

A Generative Self-Supervised Framework using Functional Connectivity in fMRI Data

Authors: Jungwon Choi, Seongho Keum, EungGu Yun, Byung-Hoon Kim, Juho Lee

arXiv

Deep neural networks trained on Functional Connectivity (FC) networks extracted from functional Magnetic Resonance Imaging (fMRI) data have gained popularity due to the increasing availability of data...

mental health psychology open access

An Empirical Study of Automated Mislabel Detection in Real World Vision Datasets

Authors: Maya Srikanth, Jeremy Irvin, Brian Wesley Hill, Felipe Godoy, Ishan Sabane, Andrew Y. Ng

arXiv

Major advancements in computer vision can primarily be attributed to the use of labeled datasets. However, acquiring labels for datasets often results in errors which can harm model performance. Recen...

mental health psychology open access

States as goal-directed concepts: an epistemic approach to state-representation learning

Authors: Nadav Amir, Yael Niv, Angela Langdon

arXiv

Our goals fundamentally shape how we experience the world. For example, when we are hungry, we tend to view objects in our environment according to whether or not they are edible (or tasty). Alternati...

mental health psychology open access