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Objective: This study aims to develop and validate an evaluation framework to ensure the safety and reliability of mental health chatbots, which are increasingly popular due to their accessibility, human-like interactions, and context-aware…

Large Language Models (LLMs) such as ChatGPT and Llama have become prevalent in real-world applications, exhibiting impressive text generation performance. LLMs are fundamentally developed from a scenario where the input data remains static…

Artificial Intelligence · Computer Science 2024-09-09 Cheng'an Wei , Yue Zhao , Yujia Gong , Kai Chen , Lu Xiang , Shenchen Zhu

Effectively modeling the dynamic nature of user preferences is crucial for enhancing recommendation accuracy and fostering transparency in recommender systems. Traditional user profiling often overlooks the distinction between transitory…

Information Retrieval · Computer Science 2025-11-04 Milad Sabouri , Masoud Mansoury , Kun Lin , Bamshad Mobasher

Inspired by Federated Learning, in this paper, we propose personal large models that are distilled from traditional large language models but more adaptive to local users' personal information such as education background and hobbies. We…

Computer Vision and Pattern Recognition · Computer Science 2024-05-07 Yuanhao Gong

The growing deployment of large language model (LLM) based agents that interact with external environments has created new attack surfaces for adversarial manipulation. One major threat is indirect prompt injection, where attackers embed…

Computation and Language · Computer Science 2026-04-14 Hwan Chang , Yonghyun Jun , Hwanhee Lee

Communication traits in text-based human-AI conversations play pivotal roles in shaping user experiences and perceptions of systems. With the advancement of large language models (LLMs), it is now feasible to analyze these traits at a more…

Human-Computer Interaction · Computer Science 2024-11-04 Ananya Bhattacharjee , Jina Suh , Mahsa Ershadi , Shamsi T. Iqbal , Andrew D. Wilson , Javier Hernandez

Large Language models (LLMs), such as ChatGPT, have gained popularity in recent years with the advancement of Natural Language Processing (NLP), with use cases spanning many disciplines and daily lives as well. LLMs inherit explicit and…

Computation and Language · Computer Science 2025-12-01 Fatima Kazi

An increasing number of companies have begun providing services that leverage cloud-based large language models (LLMs), such as ChatGPT. However, this development raises substantial privacy concerns, as users' prompts are transmitted to and…

Cryptography and Security · Computer Science 2025-02-24 Shilong Hou , Ruilin Shang , Zi Long , Xianghua Fu , Yin Chen

In this work, we tackle the challenge of embedding realistic human personality traits into LLMs. Previous approaches have primarily focused on prompt-based methods that describe the behavior associated with the desired personality traits,…

Computation and Language · Computer Science 2025-07-30 Wenkai Li , Jiarui Liu , Andy Liu , Xuhui Zhou , Mona Diab , Maarten Sap

The rise of large language models (LLMs) has revolutionized user interactions with knowledge-based systems, enabling chatbots to synthesize vast amounts of information and assist with complex, exploratory tasks. However, LLM-based chatbots…

Human-Computer Interaction · Computer Science 2024-11-01 Yingzhe Peng , Xiaoting Qin , Zhiyang Zhang , Jue Zhang , Qingwei Lin , Xu Yang , Dongmei Zhang , Saravan Rajmohan , Qi Zhang

The rapid integration of Large Language Models (LLMs) into various industries presents both revolutionary opportunities and unique challenges. This research aims to establish a scalable and efficient framework for LLM customization,…

Software Engineering · Computer Science 2024-05-22 Panos Fitsilis , Vyron Damasiotis , Vasileios Kyriatzis , Paraskevi Tsoutsa

Personalization in social robotics is critical for fostering effective human-robot interactions, yet systems often face the cold start problem, where initial user preferences or characteristics are unavailable. This paper proposes a novel…

Human-Computer Interaction · Computer Science 2025-04-03 Hamed Rahimi , Jeanne Cattoni , Meriem Beghili , Mouad Abrini , Mahdi Khoramshahi , Maribel Pino , Mohamed Chetouani

Recent advancements in Large Language Models (LLMs) demonstrate remarkable capabilities across various fields. These developments have led to more direct communication between humans and LLMs in various situations, such as social…

Computation and Language · Computer Science 2025-09-12 Yixuan Tang , Yi Yang , Ahmed Abbasi

Personalization plays a critical role in numerous language tasks and applications, since users with the same requirements may prefer diverse outputs based on their individual interests. This has led to the development of various…

Computation and Language · Computer Science 2024-09-19 Jiongnan Liu , Yutao Zhu , Shuting Wang , Xiaochi Wei , Erxue Min , Yu Lu , Shuaiqiang Wang , Dawei Yin , Zhicheng Dou

Large language models (LLMs) are increasingly applied to scientific research, yet existing evaluations often fail to reflect the fine-grained capabilities required in practice. Most benchmarks are manually curated or domain-generic,…

The generative Artificial Intelligence (AI) tools based on Large Language Models (LLMs) use billions of parameters to extensively analyse large datasets and extract critical private information such as, context, specific details,…

Cryptography and Security · Computer Science 2023-10-20 Imdad Ullah , Najm Hassan , Sukhpal Singh Gill , Basem Suleiman , Tariq Ahamed Ahanger , Zawar Shah , Junaid Qadir , Salil S. Kanhere

Large Language Models (LLMs) are increasingly being utilized by both candidates and employers in the recruitment context. However, with this comes numerous ethical concerns, particularly related to the lack of transparency in these…

Computation and Language · Computer Science 2024-02-16 Airlie Hilliard , Cristian Munoz , Zekun Wu , Adriano Soares Koshiyama

With the rapid evolution of Natural Language Processing (NLP), Large Language Models (LLMs) like ChatGPT have emerged as powerful tools capable of transforming various sectors. Their vast knowledge base and dynamic interaction capabilities…

Computers and Society · Computer Science 2024-01-02 Kevin Wang , Jason Ramos , Ramon Lawrence

Large language models (LLMs) have significantly advanced Natural Language Processing (NLP) tasks in recent years. However, their universal nature poses limitations in scenarios requiring personalized responses, such as recommendation…

Computation and Language · Computer Science 2024-11-08 Stanisław Woźniak , Bartłomiej Koptyra , Arkadiusz Janz , Przemysław Kazienko , Jan Kocoń

The rapid adoption of large language models (LLMs) in education raises profound challenges for assessment design. To adapt assessments to the presence of LLM-based tools, it is crucial to characterize the strengths and weaknesses of LLMs in…

Human-Computer Interaction · Computer Science 2026-04-16 Licol Zeinfeld , Alona Strugatski , Ziva Bar-Dov , Ron Blonder , Shelley Rap , Giora Alexandron