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Linguistic and semantic layers for emergency plans 应急计划的语言和语义层
IF 1.5 Q3 COMPUTER SCIENCE, ARTIFICIAL INTELLIGENCE Pub Date : 2022-07-08 DOI: 10.3233/ia-210122
M. Cossentino, David E. Guastella, S. Lopes, L. Sabatucci, M. Tripiciano
Plans for emergency response are complex collaborations in which actors take roles and responsibilities. They are generally long textual documents containing practical instructions, in natural language, for hazard responses. A more rigorous structured-text would be useful for a twofold audience. From one side, it can be useful for quickly understanding the plan and on the other side it can be used to improve the modelling phase and delivering an automatic emergency-support system. This paper proposes an approach, conceived for humans, for converting a free-form plan document into a structured version of the same document. The approach is based on a linguistic and semantic analysis that are strictly correlated and materialize in a metamodel. It contains the essential elements of an emergency plan, and it aids in interpreting the input document also reducing inconsistencies, redundancies, and ambiguities.
应急计划是一种复杂的合作,参与者在其中发挥作用并承担责任。它们通常是长文本文件,包含自然语言的危险响应实用说明。一个更严格的结构化文本对双重受众来说是有用的。从一方面来说,它可以用于快速理解计划,另一方面,它可以用来改进建模阶段和提供自动应急支持系统。本文提出了一种为人类设想的方法,用于将自由形式的计划文档转换为同一文档的结构化版本。该方法基于严格相关的语言和语义分析,并在元模型中具体化。它包含应急计划的基本要素,有助于解释输入文件,同时减少不一致、冗余和歧义。
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引用次数: 0
Exploiting auto-encoders for explaining black-box classifiers 利用自动编码器解释黑盒分类器
IF 1.5 Q3 COMPUTER SCIENCE, ARTIFICIAL INTELLIGENCE Pub Date : 2022-07-08 DOI: 10.3233/ia-220139
Riccardo Guidotti
Recent years have witnessed the rise of accurate but obscure classification models that hide the logic of their internal decision processes. In this paper, we present a framework to locally explain any type of black-box classifiers working on any data type through a rule-based model. In the literature already exists local explanation approaches able to accomplish this task. However, they suffer from a significant limitation that implies representing data as a binary vectors and constraining the local surrogate model to be trained on synthetic instances that are not representative of the real world. We overcome these deficiencies by using autoencoder-based approaches. The proposed framework first allows to generate synthetic instances in the latent feature space and learn a latent decision tree classifier. After that, it selects and decodes the synthetic instances respecting local decision rules. Independently from the data type under analysis, such synthetic instances belonging to different classes can unveil the reasons for the classification. Also, depending on the data type, they can be exploited to provide the most useful kind of explanation. Experiments show that the proposed framework advances the state-of-the-art towards a comprehensive and widely usable approach that is able to successfully guarantee various properties besides interpretability.
近年来,准确但模糊的分类模型逐渐兴起,它们隐藏了内部决策过程的逻辑。在本文中,我们提出了一个框架,通过基于规则的模型来局部解释在任何数据类型上工作的任何类型的黑盒分类器。在文献中已经存在能够完成这一任务的局部解释方法。然而,它们受到了一个显著的限制,这意味着将数据表示为二进制向量,并约束局部代理模型在不代表真实世界的合成实例上进行训练。我们通过使用基于自动编码器的方法克服了这些不足。所提出的框架首先允许在潜在特征空间中生成合成实例,并学习潜在决策树分类器。然后,它根据局部决策规则选择并解码合成实例。与所分析的数据类型无关,属于不同类别的此类合成实例可以揭示分类的原因。此外,根据数据类型,可以利用它们来提供最有用的解释。实验表明,所提出的框架将最先进的技术推向了一种全面且广泛可用的方法,该方法能够成功地保证除可解释性之外的各种性质。
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引用次数: 0
A comparison of declarative AI techniques for computer automated design of elevator systems 陈述式人工智能技术在电梯系统计算机自动化设计中的比较
IF 1.5 Q3 COMPUTER SCIENCE, ARTIFICIAL INTELLIGENCE Pub Date : 2022-07-08 DOI: 10.3233/ia-210132
G. Cicala, S. Demarchi, Marco Menapace, Leopoldo Annunziata, A. Tacchella
Like other custom-built machinery, elevators are charecterized by a design process which includes selection, sizing and placement of components to fit a given configuration, satisfy users’ requirements and adhere to stringent normative regulations. Unlike mass-produced items, the design process needs to be repeated almost from scratch each time a new configuration is considered. Since elevators are still designed mostly manually, project engineers must engage in time-consuming and error-prone activities over and over again, leaving little to be reused from one design to the next. Computer automated design can provide a cost-effective solution as it relieves the project engineer from such burdens. However, it introduces new challenges both in terms of efficiency — the search space for solutions grows exponentially in the number of component choices — and effectiveness — the perceived quality of the final design may not be as good as in the manual process. In this paper we compare three mainstream AI techniques that can provide problem-solving capabilities inside our tool LiftCreate for automated elevator design, namely Genetic Algorithms (GAs), Constraint Programming (CP) and Satisfiability Modulo Theories (SMT). A special-purpose heuristic search technique embedded in LiftCreate provides us with a yardstick to evaluate the solutions obtained with GAs, CP and SMT and to assess their feasibility for practical applications.
像其他定制机械一样,电梯的特点是一个设计过程,包括选择、尺寸和部件的放置,以适应给定的配置,满足用户的要求,并遵守严格的规范规定。与批量生产的产品不同,每次考虑新的配置时,设计过程都需要从头开始重复。由于电梯大部分仍然是手工设计的,项目工程师必须一次又一次地从事耗时且容易出错的活动,从一个设计到下一个设计几乎没有什么可重用的。计算机自动化设计可以提供一种经济有效的解决方案,因为它减轻了项目工程师的负担。然而,它在效率(解决方案的搜索空间在组件选择数量上呈指数级增长)和有效性(最终设计的感知质量可能不如手工过程好)方面引入了新的挑战。在本文中,我们比较了三种主流的人工智能技术,它们可以在我们的工具LiftCreate中为自动电梯设计提供解决问题的能力,即遗传算法(GAs)、约束规划(CP)和可满足模理论(SMT)。LiftCreate中嵌入了一种特殊用途的启发式搜索技术,为我们提供了一个标准来评估用GAs、CP和SMT获得的解决方案,并评估它们在实际应用中的可行性。
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引用次数: 0
Towards ontological interoperability of cognitive IoT agents based on natural language processing 基于自然语言处理的认知物联网代理本体互操作性研究
IF 1.5 Q3 COMPUTER SCIENCE, ARTIFICIAL INTELLIGENCE Pub Date : 2022-07-08 DOI: 10.3233/ia-210125
Carmelo Fabio Longo, C. Santoro, Marianna Nicolosi Asmundo, Domenico Cantone, Daniele Francesco Santamaria
The interoperability of devices from distinct brands on the Internet of Things (IoT) domain is still an open issue. The main reason is that pioneer companies always deliberately neglected to deploy devices able to interoperate with competitors products. The key factors that may invert such a trend derive, on one hand, from the abstraction of communication protocols that facilitates the migration from vertical to horizontal paradigms and, on the other hand, from the introduction of common and shared ontologies encoding devices specifications. The Semantic Web, with all its layers, can be considered the main framework for delivering ontologies, and by virtue of its features, it is surely the ideal means for providing shared knowledge. In this paper we present a framework that instantiates cognitive agents operating in IoT context, endowed with meta-reasoning in the Semantic Web. The framework, called SW-Caspar, is also provided with a module that performs semi-automatic ontology learning from sentences expressed in natural language; such a learning process generates a conceptual space reflecting the domain of discourse with an instance of a novel foundational ontology called Linguistic Oriented Davidsonian Ontology (LODO), whose main feature is to increase the deepness of reasoning without compromising linguistic-related features. LODO is inspired by the First-Order Logic Davidsonian notation and is serialized in OWL 2. Well-known examples derived from the theory of logical reasoning and a case-study applied to automation on health scenarios are also provided.
来自不同品牌的设备在物联网(IoT)领域的互操作性仍然是一个悬而未决的问题。主要原因是先锋公司总是故意忽略部署能够与竞争对手产品互操作的设备。一方面,可能逆转这种趋势的关键因素源于促进从垂直范式向水平范式迁移的通信协议的抽象,另一方面,源于编码设备规范的通用和共享本体的引入。语义网及其所有层都可以被认为是提供本体的主要框架,并且凭借其特性,它无疑是提供共享知识的理想手段。在本文中,我们提出了一个框架,该框架实例化了在物联网上下文中操作的认知代理,并在语义网中赋予了元推理。该框架名为SW-Caspar,还提供了一个模块,用于从自然语言表达的句子中进行半自动本体学习;这种学习过程产生了一个反映话语领域的概念空间,一个新的基础本体称为面向语言的戴维森本体(LODO),其主要特征是在不损害语言相关特征的情况下增加推理的深度。LODO的灵感来源于一阶逻辑Davidsonian表示法,并在OWL2中序列化。还提供了从逻辑推理理论得出的众所周知的例子,以及应用于健康场景自动化的案例研究。
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引用次数: 1
Human-robot interaction through adjustable social autonomy 通过可调节的社会自主性进行人机交互
IF 1.5 Q3 COMPUTER SCIENCE, ARTIFICIAL INTELLIGENCE Pub Date : 2022-07-08 DOI: 10.3233/ia-210124
Filippo Cantucci, R. Falcone, C. Castelfranchi
Autonomy is crucial in cooperation. The complexity of HRI scenarios requires autonomous robots able to exploit their superhuman computations (based on DNN, Machine Learning techniques and Big Data) in a trustworthy way. Trustworthiness is not only a matter of accuracy, privacy or security, but it is becoming more and more a matter of adaptation to humans agency. As claimed by Falcone and Castelfranchi, autonomy means the possibility of dislaying or providing an unexpected behavior (including refusal) that departs from a requested (agreed upon or not) behavior. In this sense, the autonomy to decide how to adopt a task delegated by the user, with respect to her/his own real needs and goals, distinguishes intelligent and trustworthy robots from highly performing robots. This kind of smart help can be provided only by cognitive robots able to represent and ascribe mental states (beliefs, goals, intentions, desires etc.) to their interlocutors. The mental states attribution can be the result of complex reasoning mechanisms or can be fast and automatic, based on scripts, roles, categories or stereotypes typically exploited by humans every time they interact in everyday life. In all these cases, robots that build and use cognitive models of humans (that have a Theory of Mind of their interlocutors), have to operate also a meta-evaluation of their own predictive skills to build those models. Robots have to be endowed with the capability to self-trust their skills to interpret the interlocutors and the context, for producing smart and effective decisions towards humans. After exploring the main concepts that make collaboration between humans and robots trustworthy and effective, we present the first of a series of experiments draw for testing different aspects of a designed cognitive architecture for trustworthy HRI. This architecture, based on consolidated theoretical principles (theory of social adjustable autonomy, theory of mind, theory of trust) has the main goal to build cognitive robots that provide smart, trustworthy collaboration, every time a human requires their help. In particular, the experiment has been designed in order to demonstrate how the robot’s capability to learn its own level of self-trust on its predictive abilities in perceiving the user and building a model of her/him, allows it to establish a trustworthy collaboration and to maintain a high level of user’s satisfaction, with respect to the robot’s performance, also when these abilities progressively degrade.
自主在合作中至关重要。HRI场景的复杂性要求自主机器人能够以可靠的方式利用其超人的计算能力(基于深度神经网络、机器学习技术和大数据)。可信度不仅是一个准确性、隐私性或安全性的问题,而且越来越成为一个适应人类代理的问题。正如Falcone和Castelfranchi所声称的,自主性是指表现或提供一种与请求(同意或不同意)行为不同的意外行为(包括拒绝)的可能性。从这个意义上说,自主决定如何接受用户委托的任务,相对于她/他自己的真实需求和目标,区分智能和值得信赖的机器人与高性能机器人。这种智能的帮助只能由具有认知能力的机器人来提供,这些机器人能够将精神状态(信念、目标、意图、欲望等)表示并赋予对话者。心理状态归因可以是复杂推理机制的结果,也可以是快速和自动的,基于剧本、角色、类别或刻板印象,通常是人类在日常生活中互动时利用的。在所有这些情况下,建立和使用人类认知模型的机器人(拥有对话者的心智理论),也必须对自己的预测技能进行元评估,以建立这些模型。机器人必须具有自我信任的能力,能够理解对话者和上下文,从而对人类做出明智而有效的决定。在探索了使人类和机器人之间的协作可信和有效的主要概念之后,我们提出了一系列实验图中的第一个,用于测试可信赖HRI设计的认知架构的不同方面。这种架构基于统一的理论原则(社会可调节自主性理论、心智理论、信任理论),其主要目标是构建认知机器人,每当人类需要它们的帮助时,它们都能提供智能、值得信赖的协作。特别是,该实验的设计是为了展示机器人在感知用户和建立她/他的模型的预测能力上如何学习自己的自我信任水平,使其能够建立值得信赖的协作并保持高水平的用户满意度,相对于机器人的性能,也当这些能力逐渐退化时。
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引用次数: 0
Risk sensitive scheduling strategies of production studios on the US movie market: An agent-based simulation 美国电影市场制片公司的风险敏感调度策略:基于代理的模拟
IF 1.5 Q3 COMPUTER SCIENCE, ARTIFICIAL INTELLIGENCE Pub Date : 2022-07-08 DOI: 10.3233/ia-210123
Francesco Bertolotti, S. Roman
The movie industry is a highly differentiated context where production studios compete in non-price product attributes, which influences the box office results of a motion picture. Because of the short life cycle and the constant entrance of new competitive products, temporal decisions play a crucial role. Time series of the number of movies on release and the sum of the box office results of the ten top motion pictures (ranked by box office result for that week) present a counterphased seasonality in the US movie market. We suggest that a possible reason is a risk sensitivity adaptation in the behaviour of the movie’s distributors. This paper provides a model supporting this hypothesis. We developed an agent-based model of a movie market, and we simulated it for 15 years. A comparable global behaviour exists when producers schedule the movies according to given risk-sensitive strategies. This research improves the knowledge of the US motion picture market, analyzing a real-world scenario and providing insight into the behaviour of existing firms in a complex environment.
电影行业是一个高度差异化的环境,制片公司在非价格产品属性上竞争,这影响了电影的票房结果。由于企业生命周期短,新的竞争产品不断进入市场,因此时间决策起着至关重要的作用。上映电影数量的时间序列和前十部电影的票房结果之和(按当周票房结果排序)在美国电影市场上呈现出一种反向的季节性。我们认为一个可能的原因是电影发行商行为中的风险敏感性适应。本文提供了一个支持这一假设的模型。我们开发了一个基于主体的电影市场模型,并对其进行了15年的模拟。当制片人根据给定的风险敏感策略安排电影时,就存在类似的全球行为。这项研究提高了对美国电影市场的认识,分析了现实世界的场景,并提供了对现有公司在复杂环境中的行为的见解。
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引用次数: 2
Ai & Covid-19 艾与新冠肺炎
IF 1.5 Q3 COMPUTER SCIENCE, ARTIFICIAL INTELLIGENCE Pub Date : 2022-02-04 DOI: 10.3233/ia-210121
D. Bacciu, Emanuela Girardi, M. Maratea, José Sousa
The COVID-19 pandemic has influenced our lives significantly since March 2020, and a number of initiatives have been put forward in order to tackle its effects, including those focused on technological solutions. In this paper, we present one of such initiatives, i.e. the CLAIRE’s taskforce on AI and COVID-19, in which Artificial Intelligence methodologies and tools are being developed to help the society contrasting the pandemic. We present the different lines of development within the taskforce, some fields in which they are used, and draw few recommendations.
自2020年3月以来,COVID-19大流行对我们的生活产生了重大影响,为应对其影响,已经提出了一些举措,包括侧重于技术解决方案的举措。在本文中,我们提出了其中一项倡议,即CLAIRE关于人工智能和COVID-19的工作组,其中正在开发人工智能方法和工具,以帮助社会对比大流行。我们介绍了工作组中不同的开发路线,以及使用它们的一些领域,并提出了一些建议。
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引用次数: 1
DeepCreativity: Measuring Creativity with Deep Learning Techniques 深度创造力:用深度学习技术衡量创造力
IF 1.5 Q3 COMPUTER SCIENCE, ARTIFICIAL INTELLIGENCE Pub Date : 2022-01-16 DOI: 10.3233/ia-220136
Giorgio Franceschelli, Mirco Musolesi
Measuring machine creativity is one of the most fascinating challenges in Artificial Intelligence. This paper explores the possibility of using generative learning techniques for automatic assessment of creativity. The proposed solution does not involve human judgement, it is modular and of general applicability. We introduce a new measure, namely DeepCreativity, based on Margaret Boden’s definition of creativity as composed by value, novelty and surprise. We evaluate our methodology (and related measure) considering a case study, i.e., the generation of 19th century American poetry, showing its effectiveness and expressiveness.
测量机器创造力是人工智能中最令人着迷的挑战之一。本文探讨了使用生成学习技术对创造力进行自动评估的可能性。所提出的解决方案不涉及人的判断,它是模块化的,具有普遍适用性。我们引入了一个新的衡量标准,即深度创造力,基于Margaret Boden对创造力的定义,即由价值、新颖性和惊喜组成。我们通过一个案例研究来评估我们的方法(和相关措施),即19世纪美国诗歌的产生,展示其有效性和表现力。
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引用次数: 4
Vasyl Avramenko's Creative Heritage in Context Folk Choreography of the XXI Century Vasyl Avramenko在21世纪民间舞蹈背景下的创作遗产
IF 1.5 Q3 COMPUTER SCIENCE, ARTIFICIAL INTELLIGENCE Pub Date : 2021-06-18 DOI: 10.32370/IA_2021_06_9
Olga Bigus, Kуiv Ukraine Arts
The study is devoted to the preservation and reconstruction of the author's choreography at the present stage of development of performing arts. On the example of the creative heritage of the leading Ukrainian choreographer, the founder of the national stage folk dance Vasyl Avramenko, an attempt was made to analyze the peculiarities of modern choreographers' treatment of famous Ukrainian folk stage dances of the first half of the twentieth century.The study found that: in the process of working on folk-stage dance or dance composition, the author of the choreographic text of which is V. Avramenko, it becomes important to focus on artistic qualities that defined V. Avramenko's productions, in particular, emotional tension and the desire to reflect human characters. the context of the historical period, the choreographic poeticization of the figurative side of national patriotism, the use of dramatization as the dominant means, etc .; appeal to V. Avramenko's choreographic heritage of modern choreographers promotes the expression of ethnic identity; the most expedient strategies for processing folk-stage dance or choreographic composition, the author of the choreographic text of which is V. Avramenko, it is expedient to consider the reproduction of the author's production and adaptation to the level of technical training of dancers
本研究致力于在表演艺术发展的现阶段,对作者的编舞进行保存和重建。以乌克兰著名编舞家、国家舞台民间舞蹈的创始人瓦西里·阿夫拉缅科的创作遗产为例,试图分析现代编舞家对待20世纪上半叶乌克兰著名民间舞台舞蹈的独特性。研究发现:在创作民间舞台舞或舞蹈作品(其编舞文本的作者是V.Avramenko)的过程中,关注定义V.Avrameko作品的艺术品质变得很重要,特别是情感张力和反映人类性格的愿望。历史时期的语境、民族爱国主义形象化的舞蹈诗意化、以戏剧化为主导手段等。;对V.Avramenko的现代编舞传统的呼吁促进了民族身份的表达;处理民间舞台舞或舞蹈作品的最有利策略,其舞蹈文本的作者是V.Avramenko,考虑复制作者的作品并适应舞者的技术训练水平是有利的
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引用次数: 0
Intelligent Transportation Systems to Mitigate Road Traffic Congestion 缓解道路交通拥堵的智能交通系统
IF 1.5 Q3 COMPUTER SCIENCE, ARTIFICIAL INTELLIGENCE Pub Date : 2021-06-04 DOI: 10.3233/ia-200079
Nizar Hamadeh, Ali Karouni, Z. Farhat, Hussein El Ghor, Mohamad El Ghor, Israa Katea
Intelligent transport systems have efficiently and effectively proved themselves in settling up the problem of traffic congestion around the world. The multi-agent based transportation system is one of the most important intelligent transport systems, which represents an interaction among the neighbouring vehicles, drivers, roads, infrastructure and vehicles. In this paper, two traffic management models have been created to mitigate congestion and to ensure that emergency vehicles arrive as quickly as possible. A tool-chain SUMO-JADE is employed to create a microscopic simulation symbolizing the interactions of traffic. The simulation model has showed a significant reduction of at least 50% in the average time delay and thus a real improvement in the entire journey time.
智能交通系统已经有效地解决了世界各地的交通拥堵问题。基于多智能体的交通系统是最重要的智能交通系统之一,它代表了相邻车辆、驾驶员、道路、基础设施和车辆之间的交互。在本文中,创建了两个交通管理模型,以缓解拥堵并确保应急车辆尽快到达。工具链SUMO-JADE用于创建象征交通交互的微观模拟。模拟模型显示,平均时间延迟显著减少了至少50%,因此整个行程时间得到了真正的改善。
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引用次数: 4
期刊
Intelligenza Artificiale
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