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AI & Data Science Preprint PDF DOI

Diversity Collapse in Multi-Agent LLM Systems: Structural Coupling and Collective Failure in Open-Ended Idea Generation

Nuo Chen, Yicheng Tong, Yuzhe Yang, Yufei He, Xueyi Zhang, Qingyun Zou, Qian Wang, Bingsheng He ยท 2026

Multi-agent systems (MAS) are increasingly used for open-ended idea generation, driven by the expectation that collective interaction will broaden the exploration diversity. However, when and why suchโ€ฆ

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Physics Preprint PDF DOI

The strange mechanics of an elastic rod under null-resultant transverse loads

Davide Bigoni, Diego Misseroni, Andrea Piccolroaz ยท 2026

Two equal and opposite distributed dead loads are applied orthogonally to the axis of an elastic rod in its rectilinear reference configuration, one at the extrados and the other at the intrados, suchโ€ฆ

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AI & Data Science Preprint PDF DOI

TPS-CalcBench: A Benchmark and Diagnostic Evaluation Framework for LLM Analytical Calculation Competence in Hypersonic Thermal Protection System Engineering

Jinglai Zheng, Chuhan Qiao, Haiming Huang ยท 2026

Deploying LLMs as reasoning assistants in safety-critical aerospace engineering requires stricter evaluation criteria than general scientific benchmarks. In hypersonic thermal protection system (TPS) โ€ฆ

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AI & Data Science Preprint PDF DOI

CADMAS-CTX: Contextual Capability Calibration for Multi-Agent Delegation

Chuhan Qiao ยท 2026

We revisit multi-agent delegation under a stronger and more realistic assumption: an agent's capability is not fixed at the skill level, but depends on task context. A coding agent may excel at short โ€ฆ

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Physics Preprint PDF DOI

State-Averaged Quantum Algorithms for Multiconfigurational Surface Chemistry: A Benchmark on Rh@TiO2(110)

Ernst Dennis L{ae}gteskov Binau Larsson, Erik Kjellgren, Peter Reinholdt, Jacob Kongsted ยท 2026

Accurate modeling of surface catalytic processes often requires methods capable of describing strong correlation, charge transfer, and multiple closely lying electronic states. While density functionaโ€ฆ

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Computer Science Preprint PDF DOI

Unlocking the Edge deployment and ondevice acceleration of multi-LoRA enabled one-for-all foundational LLM

Sravanth Kodavanti, Sowmya Vajrala, Srinivas Miriyala, Utsav Tiwari, Uttam Kumar, Utkarsh Kumar Mahawar, Achal Pratap Singh, Arya D, Narendra Mutyala, Vikram Nelvoy Rajendiran, Sharan Kumar Allur, Euntaik Lee, Dohyoung Kim, HyeonSu Lee, Gyusung Cho, JungBae Kim ยท 2026

Deploying large language models (LLMs) on smartphones poses significant engineering challenges due to stringent constraints on memory, latency, and runtime flexibility. In this work, we present a hardโ€ฆ

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Mathematics Preprint PDF DOI

On Spielman's Laplacian Eigenratio Conjecture and Related Problems

Jie Ma, Quanyu Tang, Yuchang Wang, Zhiheng Zheng ยท 2026

Let $G$ be an $n$-vertex graph with Laplacian eigenvalues $0=\lambda_1(G)\le \lambda_2(G)\le\cdots\le \lambda_n(G)$. Motivated by the Alon-Boppana bound and the Ramanujan phenomenon for regular graphsโ€ฆ

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Engineering Preprint PDF DOI

SpaceDex: Generalizable Dexterous Grasping in Tiered Workspaces

Wensheng Wang, Chuanjun Guo, Wei Wei, Tong Wu, Ning Tan ยท 2026

Generalizable grasping with high-degree-of-freedom (DoF) dexterous hands remains challenging in tiered workspaces, where occlusion, narrow clearances, and height-dependent constraints are substantiallโ€ฆ

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AI & Data Science Preprint PDF DOI

Learning to Seek Help: Dynamic Collaboration Between Small and Large Language Models

Hang Zeng, Xiangyu Liu, Yong Hu, Chaoyue Niu, Jiarui Zhang, Shaojie Tang, Fan Wu, Guihai Chen ยท 2026

Large language models (LLMs) offer strong capabilities but raise cost and privacy concerns, whereas small language models (SLMs) facilitate efficient and private local inference yet suffer from limiteโ€ฆ

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Computer Science Preprint PDF DOI

Teaching Usable Privacy in HCI Education: Designing, Implementing, and Evaluating an Active Learning Graduate Course

Sanchari Das, Dhiman Goswami, Michelle Melo, Aditya Johri, Vivian G. Motti ยท 2026

As digital systems increasingly rely on pervasive data collection and inference, educating future designers and researchers about Usable Privacy has become a critical need for HCI. However, privacy edโ€ฆ

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Engineering Preprint PDF DOI

Building Low-Altitude Communication Networks: A Digital Twin-Based Optimization Framework

Boqun Huang, Yancheng Wang, Wei Guo, Zhaojie Guo, Di Wu, Ran Li, Dayang Liu, Wanshun Lan, Chuan Huang, Shuguang Cui ยท 2026

Low-altitude communication networks (LACNs) serve as the critical infrastructure of the emerging low-altitude economy (LAE), supporting services such as drone delivery and infrastructure inspection. Hโ€ฆ

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Physics Preprint PDF DOI

Holographic Schwinger Effect In a Step Dilaton Background

Sara Tahery, Qin Chang ยท 2026

We investigate the holographic Schwinger effect in a confining background with a step dilaton profile, which induces a sharp transition between ultraviolet and infrared regimes and provides a qualitatโ€ฆ

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AI & Data Science Preprint PDF DOI

Dynamic Visual-semantic Alignment for Zero-shot Learning with Ambiguous Labels

Jiangnan Li, Linqing Huang, Xiaowen Yan, Min Gan, Wenpeng Lu, Jinfu Fan ยท 2026

Zero-shot learning (ZSL) aims to recognize unseen classes without visual instances. However, existing methods usually assume clean labels, overlooking real-world label noise and ambiguity, which degraโ€ฆ

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Physics Preprint PDF DOI

Generation of Standing Waves on a Real String

Jose Francisco Perez-Barragan ยท 2026

We investigate the generation of standing waves in the model provided by the inhomogeneous telegraph equation under different forcing conditions. We show that sustained standing waves arise only for aโ€ฆ

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Mathematics Preprint PDF DOI

Steady-state Based Approach to Online Non-stochastic Control

Vijeth Hebbar, Spencer Hutchinson, Mahnoosh Alizadeh, Cedric Langbort ยท 2026

We study the problem of online non-stochastic control (ONC), which is the control of a linear system under adversarial disturbances and adversarial cost functions, with the aim of minimizing the totalโ€ฆ

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Sociology & Anthropology Preprint PDF DOI

Is segregation encoded in urban form? An entropy-based analysis

Vinicius M. Netto, Caio Cacholas, Camila Carvalho, Edgardo Brigatti ยท 2026

The footprints of residential segregation have long been documented, yet the role of urban form as both medium and manifestation of segregation remains under-specified. We investigate whether the confโ€ฆ

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Mathematics Preprint PDF DOI

Exact Finite-Horizon Quantile Kelly for Repeated Multi-Outcome Events

Christopher D. Long ยท 2026

We formulate and prove an exact finite-horizon quantile theorem for repeated identical multi-outcome Kelly wagering in wealth-profile / Arrow--Debreu coordinates. For a fixed $m$-outcome event repeateโ€ฆ

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Physics Preprint PDF DOI

Search for the single production of vector-like quarks decaying into a W boson and a b quark using single-lepton final states in proton-proton collisions at $\sqrt{s}$ = 13 TeV

CMS Collaboration ยท 2026

A search is performed for the single production of a heavy vector-like quark (VLQ), decaying into a W boson and a b quark. The analysis uses proton-proton collision data collected by the CMS experimenโ€ฆ

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Physics Preprint PDF DOI

Refined 3D index

Dongmin Gang, Kibok Jeong, Taeyoon Kim, Soochang Lee ยท 2026

We introduce a refined version of the 3D index for 3-manifolds, building on the construction of the 3D $\mathcal{N}=2$ gauge theory $T[M]$ by Dimofte-Gaiotto-Gukov and Gang-Yonekura. The refined indexโ€ฆ

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AI & Data Science Preprint PDF DOI

STRIDE: Strategic Iterative Decision-Making for Retrieval-Augmented Multi-Hop Question Answering

Wei Chen, Lili Zhao, Zhi Zheng, HuiJun Hou, Tong Xu ยท 2026

Multi-hop question answering (MHQA) enables accurate answers to complex queries by retrieving and reasoning over evidence dispersed across multiple documents. Existing MHQA approaches mainly rely on iโ€ฆ

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