arXiv AI

Large Language Models Extend Known Research But Do Not Create New Research Directions

arXiv Computation and Language
Oct 1

Doc2LoRA Provides Decodable Representations of Scientific Ideas

Doc2LoRA introduces a method to represent scientific papers as LoRA adapters generated by a hypernetwork, enabling each point in the resulting vector space—whether a real paper or a mixture—to be interpreted by a large language model (LLM). The approach allows both search and generation: it achieves competitive search performance with models like SPECTER2 and EmbeddingGemma, while also enabling the LLM to label subfields and generate abstracts that smoothly transition between papers. The invertible transform ensures every point maps back to an LLM, making the embeddings usable for both querying and creative idea generation.

By Chand Sahil Mansuri, Joel Zachariah, Sadamori Kojaku
arXiv AI
Sep 25

Generating Interesting Scientific Ideas using Knowledge Graphs and LLMs: Evaluations with 100 Research Group Leaders

The paper introduces SciMuse, an AI system that generates personalized research ideas by combining a knowledge graph of 58 million papers with a large language model. A large-scale evaluation involving over 100 research group leaders across disciplines rated more than 4,400 ideas, yielding modest overall interest scores but showing that 24.9% were rated highly. The study also demonstrates that graph-derived features can predict idea interest and can be used to control idea properties, offering a new methodology for generating and assessing scientific ideas.

By Xuemei Gu, Mario Krenn
arXiv AI
Oct 2

ScholarCatalyst: A Benchmark for Retrieving Papers That Inspire New Research

ScholarCatalyst is a new benchmark that evaluates how well AI systems can retrieve research papers that inspire new work. The dataset was created by having 184 lead authors of 207 recent computer science papers annotate which earlier papers helped their projects, providing detailed rationales. The benchmark tests retrieval from the literature available at the start of a project, revealing that current agentic search and even advanced models like Claude Fable 5.1 perform only modestly better than simple embedding retrieval.

By Sohyeon Kim, Yoonho Lee, Bo Liu, Dayoon Ko, Rulin Shao, Seungone Kim, Graham Neubig, Pang Wei Koh, Aakanksha Chowdhery, Akari Asai, Omar Khattab, Yejin Choi, Gunhee Kim, Chelsea Finn
arXiv Computation and Language
3d ago

Training Reasoning Models to Generate Diverse Scientific Ideas

The paper introduces a method for training large language models to generate diverse, high‑quality scientific ideas grounded in input documents. By using a set‑level reinforcement learning objective that rewards ideas for being distinct from earlier ones, the authors train an 8B model that outperforms Claude Opus 4.8 and GPT‑6 Astra on a contamination‑free benchmark. Human experts rate the model’s idea sets as equally promising while containing slightly more unique ideas, and automated experiments show comparable executability.

By Manya Wadhwa, Pranav Narayanan Venkit, Hiroaki Hayashi, Yu Li, Tuhin Chakrabarty, Chien-Sheng Wu