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Simulating human profiles by instilling personas into large language models (LLMs) is rapidly transforming research in agentic behavioral simulation, LLM personalization, and human-AI alignment. However, most existing synthetic personas…

人工智能 · 计算机科学 2025-12-02 Zhen Wang , Yufan Zhou , Zhongyan Luo , Lyumanshan Ye , Adam Wood , Man Yao , Saab Mansour , Luoshang Pan

The availability of large-scale neuronal population datasets necessitates new methods to model population dynamics and extract interpretable, scientifically translatable insights. Existing deep learning methods often overlook the biological…

神经元与认知 · 定量生物学 2024-11-14 Parsa Delavari , Ipek Oruc , Timothy H Murphy

Semantic communication (SemCom) has emerged as a promising technique for the next-generation communication systems, in which the generation at the receiver side is allowed with semantic features' recovery. However, the majority of existing…

图像与视频处理 · 电气工程与系统科学 2025-07-08 Chengyang Liang , Dong Li

Controllable speech synthesis aims to control the style of generated speech using reference input, which can be of various modalities. Existing face-based methods struggle with robustness and generalization due to data quality constraints,…

声音 · 计算机科学 2025-06-27 Rui Niu , Weihao Wu , Jie Chen , Long Ma , Zhiyong Wu

Denoising Diffusion Probabilistic Models (DDPMs) have achieved remarkable success in various image generation tasks compared with Generative Adversarial Nets (GANs). Recent work on semantic image synthesis mainly follows the de facto…

计算机视觉与模式识别 · 计算机科学 2026-01-22 Wengang Zhou , Weilun Wang , Jianmin Bao , Dongdong Chen , Dong Chen , Lu Yuan , Houqiang Li

Advancements in foundation models have catalyzed research in Embodied AI to develop interactive agents capable of environmental reasoning and interaction. Developing such agents requires diverse, large-scale datasets. Prior frameworks…

机器人学 · 计算机科学 2026-02-10 Siddharth Singh , Ifrah Idrees , Abraham Dauhajre

Generative AI applications commonly leverage user personas as a steering mechanism for synthetic data generation, but reliance on natural language representations forces models to make unintended inferences about which attributes to…

The rapid advancement of language models (LMs) necessitates robust alignment with diverse user values. However, current preference optimization approaches often fail to capture the plurality of user opinions, instead reinforcing majority…

计算与语言 · 计算机科学 2024-07-25 Louis Castricato , Nathan Lile , Rafael Rafailov , Jan-Philipp Fränken , Chelsea Finn

Deep neural networks can form high-level hierarchical representations of input data. Various researchers have demonstrated that these representations can be used to enable a variety of useful applications. However, such representations are…

计算机视觉与模式识别 · 计算机科学 2020-02-25 Burkay Donderici , Caleb New , Chenliang Xu

Syntax-guided synthesis is commonly used to generate programs encoding policies. In this approach, the set of programs, that can be written in a domain-specific language defines the search space, and an algorithm searches within this space…

机器学习 · 计算机科学 2024-06-14 Rubens O. Moraes , Levi H. S. Lelis

Contemporary research in social sciences increasingly utilizes state-of-the-art generative language models to annotate or generate content. While these models achieve benchmark-leading performance on common language tasks, their application…

计算与语言 · 计算机科学 2025-07-15 Simon Münker

Semantic image synthesis, translating semantic layouts to photo-realistic images, is a one-to-many mapping problem. Though impressive progress has been recently made, diverse semantic synthesis that can efficiently produce semantic-level…

计算机视觉与模式识别 · 计算机科学 2021-03-12 Zhentao Tan , Menglei Chai , Dongdong Chen , Jing Liao , Qi Chu , Bin Liu , Gang Hua , Nenghai Yu

Semantic representations can be framed as a structured, dynamic knowledge space through which humans navigate to retrieve and manipulate meaning. To investigate how humans traverse this geometry, we introduce a framework that represents…

计算与语言 · 计算机科学 2026-04-15 Felipe D. Toro-Hernández , Jesuino Vieira Filho , Rodrigo M. Cabral-Carvalho

Syntactically controlled paraphrase generation has become an emerging research direction in recent years. Most existing approaches require annotated paraphrase pairs for training and are thus costly to extend to new domains. Unsupervised…

计算与语言 · 计算机科学 2022-11-03 Kuan-Hao Huang , Varun Iyer , Anoop Kumar , Sriram Venkatapathy , Kai-Wei Chang , Aram Galstyan

Electronic health records (EHR) often contain different rates of representation of certain subpopulations (SP). Factors like patient demographics, clinical condition prevalence, and medical center type contribute to this…

机器学习 · 计算机科学 2024-03-12 Oriel Perets , Nadav Rappoport

Personalized prompting offers large opportunities for deploying large language models (LLMs) to diverse users, yet existing prompt optimization methods primarily focus on task-level optimization while largely overlooking user-specific…

机器学习 · 计算机科学 2026-02-16 Yuchen Ma , Yue Huang , Wenjie Wang , Xiaonan Luo , Xiangliang Zhang , Stefan Feuerriegel

This work presents a dual-agent \ac{llm}-based reasoning framework for automated planar mechanism synthesis that tightly couples linguistic specification with symbolic representation and simulation. From a natural-language task description,…

人工智能 · 计算机科学 2025-10-09 João Pedro Gandarela , Thiago Rios , Stefan Menzel , André Freitas

The current state-of-the-art of population synthesis is reviewed. The field is currently undergoing major revisions with the recognition of several key processes as new critical ingredients. Stochastic effects can artificially enhance or…

宇宙学与河外天体物理 · 物理学 2015-06-03 Claus Leitherer , Sylvia Ekstrom

AI-based persona simulation -- often referred to as digital twin simulation -- is increasingly used for market research, recommender systems, and social sciences. Despite their flexibility, large language models (LLMs) often exhibit…

机器学习 · 计算机科学 2026-04-10 Grace Jiarui Fan , Chengpiao Huang , Tianyi Peng , Kaizheng Wang , Yuhang Wu

Generative agent simulations operate at two scales: individual personas for character interaction, and population models for collective behavior analysis and intervention testing. We propose a third scale: meso-level simulation -…

人机交互 · 计算机科学 2026-03-31 Huanxing Chen , Aditesh Kumar