activity
20172025
most citedGini-regularized Optimal Transport with an Application to Spatio-Temporal Forecasting

7 citations · 14 across the 5 of their papers we have counts for

collaborators

5 papers

cs.SE2025

Which Programming Language and Model Work Best With LLM-as-a-Judge For Code Retrieval?

Lucas Roberts, Denisa Roberts

Code search is an important information retrieval application. Benefits of better code search include faster new developer on-boarding, reduced software maintenance, and ease of un…

cs.AI2024

Smart Vision-Language Reasoners

Denisa Roberts, Lucas Roberts

In this article, we investigate vision-language models (VLM) as reasoners. The ability to form abstractions underlies mathematical reasoning, problem-solving, and other Math AI tas…

math.NA2020★ 6 cited

QR and LQ Decomposition Matrix Backpropagation Algorithms for Square, Wide, and Deep -- Real or Complex -- Matrices and Their Software Implementation

Denisa A. O. Roberts, Lucas R. Roberts

This article presents matrix backpropagation algorithms for the QR decomposition of matrices , that are either square (m = n), wide (m < n), or deep (m > n), with rank $k…

stat.ML2017★ 7 cited

Gini-regularized Optimal Transport with an Application to Spatio-Temporal Forecasting

Lucas Roberts, Leo Razoumov, Lin Su +1

Rapidly growing product lines and services require a finer-granularity forecast that considers geographic locales. However the open question remains, how to assess the quality of a…

stat.CO2017★ 1 cited

An Expectation Maximization Framework for Yule-Simon Preferential Attachment Models

Lucas Roberts, Denisa Roberts

In this paper we develop an Expectation Maximization(EM) algorithm to estimate the parameter of a Yule-Simon distribution. The Yule-Simon distribution exhibits the "rich get richer…