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Physics Preprint PDF DOI

Floquet mobility edges and transport in a periodically driven generalized Aubry-Andr\'e model

Jayashis Das, Vatsana Tiwari, Manish Kumar, Auditya Sharma · 2026

We investigate the effect of a periodic electric field drive on the generalized Aubry-Andr\'e model, also known as the Ganeshan-Pixley-Das Sarma (GPD) model, which is well known as a host of mobility …

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Computer Science Preprint PDF DOI

Parallel Algorithms for Group Isomorphism via Code Equivalence

Michael Levet · 2026

In this paper, we exhibit $\textsf{AC}^{3}$ isomorphism tests for coprime extensions $H \ltimes N$ where $H$ is elementary Abelian and $N$ is Abelian; and groups where $\text{Rad}(G) = Z(G)$ is elemen…

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AI & Data Science Preprint PDF DOI

Sima 1.0: A Collaborative Multi-Agent Framework for Documentary Video Production

Zhao Song · 2026

Content creation for major video-sharing platforms demands significant manual labor, particularly for long-form documentary videos spanning one to two hours. In this work, we introduce Sima 1.0, a mul…

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Physics Preprint PDF DOI

Dimensional crossover in surface growth on rectangular substrates

Ismael S. S. Carrasco, Tiago J. Oliveira · 2026

In a recent work [Phys. Rev. E 109, L042102 (2024)], interesting dimensional crossovers [from two- to one-dimensional (2D to 1D) scaling] were found in the growth of Kardar-Parisi-Zhang (KPZ) interfac…

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Computer Science Preprint PDF DOI

Demonstrating SIMA-Play: A Serious Game for Forest Management Decision-Making through Board Game and Digital Simulation

Arka Majhi, Daniel Fernandez Galeote, Timo Nummenmaa, Juho Hamari, Aaron Petty, Jari Vauhkonen, Heli Peltola · 2026

Board games have shown promise as educational tools, but their use in engaging learners with the complex, long-term trade-offs of forest management remains strikingly underdeveloped. Addressing this g…

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Engineering Preprint PDF DOI

NAIMA: Semantics Aware RGB Guided Depth Super-Resolution

Tayyab Nasir, Daochang Liu, Ajmal Mian · 2026

Guided depth super-resolution (GDSR) is a multi-modal approach for depth map super-resolution that relies on a low-resolution depth map and a high-resolution RGB image to restore finer structural deta…

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Computer Science Preprint PDF DOI

Sima AIunty: Caste Audit in LLM-Driven Matchmaking

Atharva Naik, Shounok Kar, Varnika Sharma, Ashwin Rajadesingan, Koustuv Saha · 2026

Social and personal decisions in relational domains such as matchmaking are deeply entwined with cultural norms and historical hierarchies, and can potentially be shaped by algorithmic and AI-mediated…

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AI & Data Science Preprint PDF DOI

A Benchmark of Classical and Deep Learning Models for Agricultural Commodity Price Forecasting on A Novel Bangladeshi Market Price Dataset

Tashreef Muhammad, Tahsin Ahmed, Meherun Farzana, Md. Mahmudul Hasan, Abrar Eyasir, Md. Emon Khan, Mahafuzul Islam Shawon, Ferdous Mondol, Mahmudul Hasan, Muhammad Ibrahim · 2026

Accurate short-term forecasting of agricultural commodity prices is critical for food security planning and smallholder income stabilisation in developing economies, yet machine-learning-ready dataset…

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AI & Data Science Preprint PDF DOI

Evolutionary Biparty Multiobjective UAV Path Planning: Problems and Empirical Comparisons

Kesheng Chen, Wenjian Luo, Xin Lin, Zhen Song, Yatong Chang · 2026

Unmanned aerial vehicles (UAVs) have been widely used in urban missions, and proper planning of UAV paths can improve mission efficiency while reducing the risk of potential third-party impact. Existi…

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AI & Data Science Preprint PDF DOI

Rolling-Origin Validation Reverses Model Rankings in Multi-Step PM10 Forecasting: XGBoost, SARIMA, and Persistence

Federico Garcia Crespi, Eduardo Yubero Funes, Marina Alfosea Simon · 2026

(a) Many air quality forecasting studies report gains from machine learning, but evaluations often use static chronological splits and omit persistence baselines, so the operational added value under …

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AI & Data Science Preprint PDF DOI

SAMA: Factorized Semantic Anchoring and Motion Alignment for Instruction-Guided Video Editing

Xinyao Zhang, Wenkai Dong, Yuxin Song, Bo Fang, Qi Zhang, Jing Wang, Fan Chen, Hui Zhang, Haocheng Feng, Yu Lu, Hang Zhou, Chun Yuan, Jingdong Wang · 2026

Current instruction-guided video editing models struggle to simultaneously balance precise semantic modifications with faithful motion preservation. While existing approaches rely on injecting explici…

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AI & Data Science Preprint PDF DOI

A Skill-augmented Agentic Framework and Benchmark for Multi-Video Understanding

Yue Zhang, Liqiang Jing, Jia Li, Yapeng Tian, Xinya Du, Yunhui Guo, Vibhav Gogate · 2026

Multimodal Large Language Models have achieved strong performance in single-video understanding, yet their ability to reason across multiple videos remains limited. Existing approaches typically conca…

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Mathematics Preprint PDF DOI

Regge metrics with enhanced trace

Snorre H. Christiansen, Ting Lin · 2026

We introduce variants of Regge finite element metrics with enhanced properties of the trace. In particular the trace operator is surjective to a finite element space of continuous functions. Multiplyi…

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AI & Data Science Preprint PDF DOI

Missing No More: Dictionary-Guided Cross-Modal Image Fusion under Missing Infrared

Yafei Zhang, Meng Ma, Huafeng Li, Yu Liu · 2026

Infrared-visible (IR-VIS) image fusion is vital for perception and security, yet most methods rely on the availability of both modalities during training and inference. When the infrared modality is a…

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AI & Data Science Preprint PDF DOI

Forecasting the Evolving Composition of Inbound Tourism Demand: A Bayesian Compositional Time Series Approach Using Platform Booking Data

Harrison Katz · 2026

Understanding how the composition of guest origin markets evolves over time is critical for destination marketing organizations, hospitality businesses, and tourism planners. We develop and apply Baye…

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AI & Data Science Preprint PDF DOI

Focused Relative Risk Information Criterion for Variable Selection in Linear Regression

Nils Lid Hjort · 2026

This paper motivates and develops a novel and focused approach to variable selection in linear regression models. For estimating the regression mean $\mu=\E\,(Y\midd x_0)$, for the covariate vector of…

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AI & Data Science Preprint PDF DOI

Time Series Foundation Models for Energy Load Forecasting on Consumer Hardware: A Multi-Dimensional Zero-Shot Benchmark

Luigi Simeone · 2026

Time Series Foundation Models (TSFMs) have introduced zero-shot prediction capabilities that bypass the need for task-specific training. Whether these capabilities translate to mission-critical applic…

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Physics Preprint PDF DOI

Thermodynamic modes of a quasiperiodic mobility-edge system in a quantum Otto cycle

Ao Zhou, Shujie Cheng, Gao Xianlong · 2026

We investigate thermodynamic operation of a quasiperiodic lattice with an exact mobility edge, described by the Biddle--Das Sarma model. We use this model as the working medium of a quantum Otto cycle…

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AI & Data Science Preprint PDF DOI

Membership Inference Attacks Against Fine-tuned Diffusion Language Models

Yuetian Chen, Kaiyuan Zhang, Yuntao Du, Edoardo Stoppa, Charles Fleming, Ashish Kundu, Bruno Ribeiro, Ninghui Li · 2026

Diffusion Language Models (DLMs) represent a promising alternative to autoregressive language models, using bidirectional masked token prediction. Yet their susceptibility to privacy leakage via Membe…

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Mathematics Preprint PDF DOI

Combinatorial proofs of some identities on overpartitions with repeated smallest non-overlined part

Nayandeep Deka Baruah, Haijun Li, Pankaj Jyoti Mahanta · 2026

Let $\overline{\mathrm{spt}}k(n)$ denote the number of overpartitions of $n$ where the smallest non-overlined part, say $s(\pi)$, appears $k$ times and every overlined part is bigger than $s(\pi)$. Le…

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