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The Econometrics of Utility Transferability in Dyadic Network Formation Models

This paper studies how to estimate an individual's taste for forming a connection with another individual in a network. It compares the difficulty of estimation with and without the assumption that ut...

👤 Joseph Marshall 📰 arXiv 📅 2026 👁 54 📚 21

FormalEvolve: Neuro-Symbolic Evolutionary Search for Diverse and Prover-Effective Autoformalization

Autoformalization aims to translate natural-language mathematics into compilable, machine-checkable statements. However, semantic consistency does not imply prover effectiveness: even semantically con...

👤 Haijian Lu|Wei Wang|Jing Liu 📰 arXiv 📅 2026 👁 293 📚 20

Lift4D: Harmonizing Single-View 3D Estimation for 4D Reconstruction In-the-Wild

Reconstructing dynamic non-rigid objects from monocular video requires integrating visual cues from direct observations with data-driven priors over geometry and appearance. Prior approaches either le...

👤 Yehonathan Litman | Xiaoxuan Ma | Manan ... 📰 arXiv 📅 2026 👁 199 📚 20

Trajectory Stability and Signature Diagnostics for Comet-Based Interstellar Navigation

Interstellar objects (ISOs) motivate a coupled mission-design and inference question relevant to spacecraft dynamics and control in extreme environments: if volatile-rich, rotating comet-like bodies w...

👤 Bo Pieter Johannes Andrée 📰 arXiv 📅 2026 👁 170 📚 20

Do Larger Models Really Win in Drug Discovery? A Benchmark Assessment of Model Scaling in AI-Driven Molecular Property and Activity Prediction

The rapid growth of molecular foundation models and general-purpose large language models has encouraged a scale-centric view of artificial intelligence in drug discovery, in which larger pretrained m...

👤 Jinjiang Guo 📰 arXiv 📅 2026 👁 141 📚 20

Change point analysis of high-dimensional data using random projections

This paper develops a novel change point identification method for high-dimensional data using random projections. By projecting high-dimensional time series into a one-dimensional space, we are able ...

👤 Yi Xu|Yeonwoo Rho 📰 arXiv 📅 2026 👁 48 📚 20

Context Bootstrapped Reinforcement Learning

Reinforcement Learning from Verifiable Rewards (RLVR) suffers from exploration inefficiency, where models struggle to generate successful rollouts, resulting in minimal learning signal. This challenge...

👤 Saaket Agashe, Jayanth Srinivasa, Gaowen... 📰 arXiv 📅 2026 👁 412 📚 19

Testing Full Mediation of Treatment Effects and the Identifiability of Causal Mechanisms

In causal analysis, understanding the causal mechanisms through which an intervention or treatment affects an outcome is often of central interest. We propose a test to evaluate (i) whether the causal...

👤 Martin Huber|Kevin Kloiber|Lukáš Lafférs 📰 arXiv 📅 2026 👁 355 📚 19

Besag-Clifford e-values for unnormalized testing

Unnormalized probability distributions are frequently used in machine learning for modeling complex data generating processes. Though Markov chain Monte Carlo (MCMC) algorithms can approximately sampl...

👤 Alexander Dombowsky, Barbara E. Engelhar... 📰 arXiv 📅 2026 👁 308 📚 19

AssayBench: An Assay-Level Virtual Cell Benchmark for LLMs and Agents

Recent advances in machine learning and large-scale biological data collections have revived the prospect of building a virtual cell, a computational model of cellular behavior that could accelerate b...

👤 Edward De Brouwer | Carl Edwards | Alexa... 📰 arXiv 📅 2026 👁 176 📚 19

SURGE: Approximation-free Training Free Particle Filter for Diffusion Surrogate

Diffusion-based generative models increasingly rely on inference-time guidance, adding a drift term or reweighting mixture of experts, to improve sample quality on task-specific objectives. However, m...

👤 Lifu Wei | Yinuo Ren | Naichen Shi | Yip... 📰 arXiv 📅 2026 👁 142 📚 19

LLMs Improving LLMs: Agentic Discovery for Test-Time Scaling

Test-time scaling (TTS) has become an effective approach for improving large language model performance by allocating additional computation during inference. However, existing TTS strategies are larg...

👤 Tong Zheng | Haolin Liu | Chengsong Huan... 📰 arXiv 📅 2026 👁 125 📚 19

From Arbitrage Removal to Density Extraction: A Model-Free Framework for Short-Dated Options

We study risk-neutral density extraction from short-dated option chains. As expiry approaches, option premia decline and bid--ask spreads can be large relative to prices, making mid quotes particularl...

👤 Aaron Wizman | Gabriel Turinici | Gregor... 📰 arXiv 📅 2026 👁 111 📚 19

Sequential Audit Sampling with Statistical Guarantees

Financial statement auditing is conducted under a risk-based evidence approach to obtain reasonable assurance. In practice, auditors often perform additional sampling or related procedures when an ini...

👤 Masahiro Kato | Kei Nakagawa 📰 arXiv 📅 2026 👁 102 📚 19

A Bayesian Updating Framework for Long-term Multi-Environment Trial Data in Plant Breeding

In variety testing, multi-environment trials (MET) are essential for evaluating the genotypic performance of crop plants. A persistent challenge in the statistical analysis of MET data is the estimati...

👤 Stephan Bark | Waqas Ahmed Malik | Maryn... 📰 arXiv 📅 2026 👁 83 📚 19

Data assimilation for subsurface flow using latent diffusion model parameterization: performance of ensemble-Kalman and Monte Carlo techniques

Data assimilation (DA) in subsurface flow entails calibrating model parameters to match observed data, typically at wells, while preserving geological realism. Latent diffusion models (LDMs) provide e...

👤 Guido Di Federico | Wenchao Teng | Louis... 📰 arXiv 📅 2026 👁 65 📚 19

Complex-Valued Probability Measures and Their Applications in Information Theory

This paper introduces a comprehensive framework for complex-valued probability measures and explores their novel applications in information theory and statistical analysis. We define a complex probab...

👤 Siang Cheng|Hejun Xu|Tianxiao Pang 📰 arXiv 📅 2026 👁 41 📚 19

LongMemEval-V2: Evaluating Long-Term Agent Memory Toward Experienced Colleagues

Long-term memory is crucial for agents in specialized web environments, where success depends on recalling interface affordances, state dynamics, workflows, and recurring failure modes. However, exist...

👤 Di Wu | Zixiang Ji | Asmi Kawatkar | Bry... 📰 arXiv 📅 2026 👁 23 📚 19

Modeling diesel output particulate matter as the Ornstein-Uhlenbeck process

Diesel engine particulate matter (PM) is one of the most challenging emission constituents to predict. As engines become cleaner and emissions levels drop, manufacturers need reliable methods to quant...

👤 Maxwell Bolt|Alex Alberts|Akash S. Desai... 📰 arXiv 📅 2026 👁 352 📚 18

Leveraging Phytolith Research using Artificial Intelligence

Phytolith analysis is a crucial tool for reconstructing past vegetation and human activities, but traditional methods are severely limited by labour-intensive, time-consuming manual microscopy. To add...

👤 Andrés G. Mejía Ramón|Kate Dudgeon|Nina ... 📰 Artificial Intelligence 📅 2026 👁 350 📚 18
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