3 papers
cs.LG2026
Why Inference in Large Models Becomes Decomposable After Training
Jidong Jin
Inference in large-scale AI models is typically performed on dense parameter matrices, leading to inference cost and system complexity that scale unsustainably with model size. Thi…
q-bio.PE2025
A Theoretical Framework for the Formation of Large Animal Groups: Topological Coordination, Subgroup Merging, and Velocity Inheritance
Jidong Jin
Large animal groups -- bird flocks, fish schools, insect swarms -- are often assumed to form by gradual aggregation of sparsely distributed individuals. Using a mathematically prec…
math.RA2025
Necessary and Sufficient Criterion for Singular or Nonsingular of Diagonally Dominant Matrices
Jidong Jin
The problem of determining whether a diagonally dominant matrix is singular or nonsingular is a classical topic in matrix theory. This paper develops necessary and sufficient condi…