52   Artículos

 
en línea
Barbara Cardone, Ferdinando Di Martino and Vittorio Miraglia    
The application of sentiment analysis approaches to information flows extracted from the social networks connected to particular critical periods generated by pandemic, climatic and extreme environmental phenomena allow the decision maker to detect the e... ver más
Revista: Urban Science    Formato: Electrónico

 
en línea
Markus Frohmann, Manuel Karner, Said Khudoyan, Robert Wagner and Markus Schedl    
Recently, various methods to predict the future price of financial assets have emerged. One promising approach is to combine the historic price with sentiment scores derived via sentiment analysis techniques. In this article, we focus on predicting the f... ver más
Revista: Big Data and Cognitive Computing    Formato: Electrónico

 
en línea
Zouheir Trabelsi, Fady Alnajjar, Medha Mohan Ambali Parambil, Munkhjargal Gochoo and Luqman Ali    
Effective classroom instruction requires monitoring student participation and interaction during class, identifying cues to simulate their attention. The ability of teachers to analyze and evaluate students? classroom behavior is becoming a crucial crite... ver más
Revista: Big Data and Cognitive Computing    Formato: Electrónico

 
en línea
Piyush Vyas, Gitika Vyas and Gaurav Dhiman    
The beginning of this decade brought utter international chaos with the COVID-19 pandemic and the Russia-Ukraine war (RUW). The ongoing war has been building pressure across the globe. People have been showcasing their opinions through different communic... ver más
Revista: Algorithms    Formato: Electrónico

 
en línea
Huan-Yu Chen, Chuen-Horng Lin, Jyun-Wei Lai and Yung-Kuan Chan    
This paper proposes a multi?convolutional neural network (CNN)-based system for the detection, tracking, and recognition of the emotions of dogs in surveillance videos. This system detects dogs in each frame of a video, tracks the dogs in the video, and ... ver más
Revista: Applied Sciences    Formato: Electrónico

 
en línea
Alireza Alaei, Ying Wang, Vinh Bui and Bela Stantic    
Social media have been a valuable data source for studying people?s opinions, intentions, and behaviours. Such a data source incorporating advanced big data analysis methods, such as machine-operated emotion and sentiment analysis, will open unprecedente... ver más
Revista: Future Internet    Formato: Electrónico

 
en línea
Barbara Cardone, Ferdinando Di Martino and Vittorio Miraglia    
Hot and cold spot identification is a spatial analysis technique used in various issues to identify regions where a specific phenomenon is either strongly or poorly concentrated or sensed. Many hot/cold spot detection techniques are proposed in literatur... ver más
Revista: Future Internet    Formato: Electrónico

 
en línea
Maria Inês Frutuoso, Horácio C. Neto, Mário P. Véstias and Rui Policarpo Duarte    
Wearable devices used for personal monitoring applications have been improved over the last decades. However, these devices are limited in terms of size, processing capability and power consumption. This paper proposes an efficient hardware/software embe... ver más
Revista: Algorithms    Formato: Electrónico

 
en línea
Dmitry Soshnikov, Tatiana Petrova, Vickie Soshnikova and Andrey Grunin    
Since the beginning of the COVID-19 pandemic almost two years ago, there have been more than 700,000 scientific papers published on the subject. An individual researcher cannot possibly get acquainted with such a huge text corpus and, therefore, some hel... ver más
Revista: Big Data and Cognitive Computing    Formato: Electrónico

 
en línea
Kim Ferres, Timo Schloesser and Peter A. Gloor    
This paper describes an emotion recognition system for dogs automatically identifying the emotions anger, fear, happiness, and relaxation. It is based on a previously trained machine learning model, which uses automatic pose estimation to differentiate e... ver más
Revista: Future Internet    Formato: Electrónico

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