trolley
Artificial Intelligence / Human Intelligence: Who Controls Whom?
Using the example of the film 2001: A Space Odyssey, this chapter illustrates the challenges posed by an AI capable of making decisions that go against human interests. But are human decisions always rational and ethical? In reality, the cognitive decision-making process is influenced by cognitive biases that affect our behavior and choices. AI not only reproduces these biases, but can also exploit them, with the potential to shape our decisions and judgments. Behind IA algorithms, there are sometimes individuals who show little concern for fundamental rights and impose their own rules. To address the ethical and societal challenges raised by AI and its governance, the regulation of digital platforms and education are keys levers. Regulation must reflect ethical, legal, and political choices, while education must strengthen digital literacy and teach people to make informed and critical choices when facing digital technologies.
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Robust Docking Maneuvers for Autonomous Trolley Collection: An Optimization-Based Visual Servoing Scheme
Pang, Yuhan, Xia, Bingyi, Zhang, Zhe, Sun, Zhirui, Xie, Peijia, Zhu, Bike, Xu, Wenjun, Wang, Jiankun
Abstract-- Service robots have demonstrated significant potential for autonomous trolley collection and redistribution in public spaces like airports or warehouses to improve efficiency and reduce cost. Usually, a fully autonomous system for the collection and transportation of multiple trolleys is based on a Leader-Follower formation of mobile manipulators, where reliable docking maneuvers of the mobile base are essential to align trolleys into organized queues. However, developing a vision-based robotic docking system faces significant challenges: high precision requirements, environmental disturbances, and inherent robot constraints. T o address these challenges, we propose an optimization-based Visual Servoing scheme that incorporates active infrared markers for robust feature extraction across diverse lighting conditions. This framework explicitly models nonholonomic kinematics and visibility constraints within the Hybrid Visual Servoing problem, augmented with an observer for disturbance rejection to ensure precise and stable docking. Experimental results across diverse environments demonstrate the robustness of this system, with quantitative evaluations confirming high docking accuracy. Mobile manipulation robots are revolutionizing automated transportation by taking over repetitive and heavy-load tasks from humans [1]-[3].
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"Pull or Not to Pull?'': Investigating Moral Biases in Leading Large Language Models Across Ethical Dilemmas
Ding, Junchen, Jiang, Penghao, Xu, Zihao, Ding, Ziqi, Zhu, Yichen, Jiang, Jiaojiao, Li, Yuekang
As large language models (LLMs) increasingly mediate ethically sensitive decisions, understanding their moral reasoning processes becomes imperative. This study presents a comprehensive empirical evaluation of 14 leading LLMs, both reasoning enabled and general purpose, across 27 diverse trolley problem scenarios, framed by ten moral philosophies, including utilitarianism, deontology, and altruism. Using a factorial prompting protocol, we elicited 3,780 binary decisions and natural language justifications, enabling analysis along axes of decisional assertiveness, explanation answer consistency, public moral alignment, and sensitivity to ethically irrelevant cues. Our findings reveal significant variability across ethical frames and model types: reasoning enhanced models demonstrate greater decisiveness and structured justifications, yet do not always align better with human consensus. Notably, "sweet zones" emerge in altruistic, fairness, and virtue ethics framings, where models achieve a balance of high intervention rates, low explanation conflict, and minimal divergence from aggregated human judgments. However, models diverge under frames emphasizing kinship, legality, or self interest, often producing ethically controversial outcomes. These patterns suggest that moral prompting is not only a behavioral modifier but also a diagnostic tool for uncovering latent alignment philosophies across providers. We advocate for moral reasoning to become a primary axis in LLM alignment, calling for standardized benchmarks that evaluate not just what LLMs decide, but how and why.
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R.U.Psycho? Robust Unified Psychometric Testing of Language Models
Schelb, Julian, Borin, Orr, Garcia, David, Spitz, Andreas
Generative language models are increasingly being subjected to psychometric questionnaires intended for human testing, in efforts to establish their traits, as benchmarks for alignment, or to simulate participants in social science experiments. While this growing body of work sheds light on the likeness of model responses to those of humans, concerns are warranted regarding the rigour and reproducibility with which these experiments may be conducted. Instabilities in model outputs, sensitivity to prompt design, parameter settings, and a large number of available model versions increase documentation requirements. Consequently, generalization of findings is often complex and reproducibility is far from guaranteed. In this paper, we present R.U.Psycho, a framework for designing and running robust and reproducible psychometric experiments on generative language models that requires limited coding expertise. We demonstrate the capability of our framework on a variety of psychometric questionnaires, which lend support to prior findings in the literature. R.U.Psycho is available as a Python package at https://github.com/julianschelb/rupsycho.
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Proc4Gem: Foundation models for physical agency through procedural generation
Lin, Yixin, Humplik, Jan, Huang, Sandy H., Hasenclever, Leonard, Romano, Francesco, Saliceti, Stefano, Zheng, Daniel, Chen, Jose Enrique, Barros, Catarina, Collister, Adrian, Young, Matt, Dostmohamed, Adil, Moran, Ben, Caluwaerts, Ken, Giustina, Marissa, Moore, Joss, Connell, Kieran, Nori, Francesco, Heess, Nicolas, Bohez, Steven, Byravan, Arunkumar
In robot learning, it is common to either ignore the environment semantics, focusing on tasks like whole-body control which only require reasoning about robot-environment contacts, or conversely to ignore contact dynamics, focusing on grounding high-level movement in vision and language. In this work, we show that advances in generative modeling, photorealistic rendering, and procedural generation allow us to tackle tasks requiring both. By generating contact-rich trajectories with accurate physics in semantically-diverse simulations, we can distill behaviors into large multimodal models that directly transfer to the real world: a system we call Proc4Gem. Specifically, we show that a foundation model, Gemini, fine-tuned on only simulation data, can be instructed in language to control a quadruped robot to push an object with its body to unseen targets in unseen real-world environments. Our real-world results demonstrate the promise of using simulation to imbue foundation models with physical agency. Videos can be found at our website: https://sites.google.com/view/proc4gem
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Induction Heads as an Essential Mechanism for Pattern Matching in In-context Learning
As Large language models have shown a remarkable a significant milestone in this area, Elhage et al. ability to learn and perform complex tasks through (2021) demonstrated the existence of induction in-context learning (ICL) (Brown et al., 2020; Touvron heads in Transformer LMs. These heads scan the et al., 2023b). In ICL, the model receives context for previous instances of the current token a demonstration context and a query question as using a prefix matching mechanism, which identifies a prompt for prediction. Unlike supervised learning, if and where a token has appeared before. ICL utilises the pretrained model's capabilities If a matching token is found, the head employs to recognise and replicate patterns within the a copying mechanism to increase the probability demonstration context, thereby enabling accurate of the subsequent token, facilitating exact or approximate predictions for the query without the use of gradient repetition of sequences and embodying updates.
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Tomb Raider 1-3 Remastered review – a great remaster of Lara Croft's lost arc
If modern games are sports cars – flashy, fast, expensive and noisy – the original Tomb Raider is a shopping trolley: clunky, slow and not much to look at. Cumbersome to operate, especially if you're used to automatic gears and sat nav. Absolutely brilliant at doing what it was designed to do. Well, 24.99, which is the asking price for Tomb Raider I-III Remastered. This offering includes Lara Croft's first three adventures from 1996-98, plus the expansion packs.
The Human Touch
You want me to choose whether we have red or white wine? First, let me tell you about being abducted by aliens. I was standing on Westminster Bridge in London, and Big Ben had just chimed the hour. Next moment, I am on the bridge of a starship, face-to-face with the pointy-eared alien from that '60s sci-fi show. "Either this is a dream, or something's interfering with my mind. "We thought this would make the transition easier for you." The only realistic way to travel across the galaxy is as an artificial intelligence. Our ship is crewed by AIs." Why?" Somehow, I'd expected first contact with aliens to be more profound, but then I didn't do it every day. "Even your primitive designs have benefited from interaction between AIs--it's the best way to enable machine learning.
Autonomous Multiple-Trolley Collection System with Nonholonomic Robots: Design, Control, and Implementation
Xie, Peijia, Xia, Bingyi, Hu, Anjun, Zhao, Ziqi, Meng, Lingxiao, Sun, Zhirui, Gao, Xuheng, Wang, Jiankun, Meng, Max Q. -H.
The intricate and multi-stage task in dynamic public spaces like luggage trolley collection in airports presents both a promising opportunity and an ongoing challenge for automated service robots. Previous research has primarily focused on handling a single trolley or individual functional components, creating a gap in providing cost-effective and efficient solutions for practical scenarios. In this paper, we propose a mobile manipulation robot incorporated with an autonomy framework for the collection and transportation of multiple trolleys that can significantly enhance operational efficiency. We address the key challenges in the trolley collection problem through the novel design of the mechanical system and the vision-based control strategy. We design a lightweight manipulator and docking mechanism, optimized for the sequential stacking and transportation of multiple trolleys. Additionally, based on the Control Lyapunov Function and Control Barrier Function, we propose a novel vision-based control with the online Quadratic Programming which significantly improves the accuracy and efficiency of the collection process. The practical application of our system is demonstrated in real world scenarios, where it successfully executes multiple-trolley collection tasks.
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- Information Technology > Artificial Intelligence > Representation & Reasoning > Optimization (0.48)
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Collaborative Trolley Transportation System with Autonomous Nonholonomic Robots
Xia, Bingyi, Luan, Hao, Zhao, Ziqi, Gao, Xuheng, Xie, Peijia, Xiao, Anxing, Wang, Jiankun, Meng, Max Q. -H.
Abstract-- Cooperative object transportation using multiple robots has been intensively studied in the control and robotics literature, but most approaches are either only applicable to omnidirectional robots or lack a complete navigation and decision-making framework that operates in real time. This paper presents an autonomous nonholonomic multi-robot system and an end-to-end hierarchical autonomy framework for collaborative luggage trolley transportation. This framework finds kinematic-feasible paths, computes online motion plans, and provides feedback that enables the multi-robot system to handle long lines of luggage trolleys and navigate obstacles and pedestrians while dealing with multiple inherently complex and coupled constraints. Robots are versatile tools for object manipulation and In this paper, we present a practical multi-robot system transportation [1], and have a broad range of applications, along with a hierarchical navigation framework for the task including industry assembly lines [2], vehicle extraction [3], of transporting a series of luggage trolleys with autonomous and luggage collection at airports [4], [5], etc. Two nonholonomic robots that were previously used the movement of large objects requires the coordination of in our trolley collection work [5] are further adapted and multiple robots for enhanced strength or mobility.
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