4 papers
A counterexample to Kusner's conjecture on equilateral sets
Logan R. Chalmers
We disprove Kusner's 1983 conjecture that every equilateral set in with has at most points: there exist points in whose pairwis…
Large Language Model-Driven Small-Capitalization Trading: Integrating Financial News Sentiment, Macroeconomic Indicators, and Technical Signals
Alireza Kargarzadeh, Nariman Khaledian, Navid Parvini +1
Large language models can extract richer signals from financial news than fixed sentiment lexicons, and recent work has explored feeding such signals into portfolio construction. W…
Increase Alpha: Performance and Risk of an AI-Driven Trading Framework
Sid Ghatak, Arman Khaledian, Navid Parvini +1
There are inefficiencies in financial markets, with unexploited patterns in price, volume, and cross-sectional relationships. While many approaches use large-scale transformers, we…
PCA-RAG: Principal Component Analysis for Efficient Retrieval-Augmented Generation
Arman Khaledian, Amirreza Ghadiridehkordi, Nariman Khaledian
Retrieval-Augmented Generation (RAG) has emerged as a powerful paradigm for grounding large language models in external knowledge sources, improving the precision of agents respons…