Xiaoli Wu

• PhD
• Professor (Full) at Nanjing University of Science and Technology

With the rapid development of digital and intelligent information systems, display of radar situation interface has become an important challenge in the field of human-computer interaction. We propose a method for the optimization of radar situation interface from error-cognition through the mapping of information characteristics. A mapping method...

The intelligent transformation of the manufacturing industry is accompanied by the visualization of industrial information, and the semantic expression of industrial icons plays a crucial role in improving operators' cognitive performance. Taking the production process of a battery production line as the research object, we studied the semantics‐en...

Previous studies reveal two different opinions about the relationship between distractibility and media multitasking, which is the simultaneous use of different media at the same time. Some studies suggest that media multitasking is associated with increased distraction, while in contrast, other studies found there is no significant correlation. Th...

Hand gesture recognition based on surface electromyography (sEMG) plays an important role in the field of biomedical and rehabilitation engineering. Recently, there is a remarkable progress in gesture recognition using high-density surface electromyography (HD-sEMG) recorded by sensor arrays. On the other hand, robust gesture recognition using mult...

The visual location of the information influences the searching efficiency of the monitoring task. In this paper, from the division of human eye’s visual regions, the task searching experiments of visual location in digital interactive interface are conducted. The experimental results show that, for target information blocks in the foveal and the p...

This paper takes information features of the main control room display of nuclear power plant for analysis, in which the design factors are extracted base on the monitoring interface task and visual cognitive law. With respect to the visual design method of interface presentation, we explore the design of the information display system of boron and...

Background - With the rapid development of digital and intelligent information systems, display of visual information in interfaces has become an important challenge in the field of human-computer interaction. Objective- We propose a method for the optimization of information interaction interfaces from error-cognition through the mapping of inform...

This paper proposed a framework called the “Error-Cognition-Design”, which studies the association between error factors, visual cognition and design information. We can combine extended operator’s cognitive behavior model with corresponding analytical model of error recognition, and further recognize the cognitive error of the interfacial task. Ac...

As per global accident statistics, human error accounts for over 85% of accidents. Therefore, human error analysis of cognitive behavior of operators can be the key to solving information interface design problems of digital smart task monitoring interfaces. This paper proposes an analytical method based on psychological experiments introduced into...

Depth of field is an important image feature, which can be used to enhance observers’ perception of stereopsis. To explore how the depth of field influenced observers’ attention in images, a within-subject experiment including two factors, two scenes and six levels of depth of field, was performed. A remote desktop eye tracker, Tobii X120 was used...

A typical intelligent control system, Trina Solar MES production line, is studied in this paper. To begin with, the system information characterization and encoding method are determined through the behavior experiment. Then, the layout of interface graphic elements and system information is found through eye movement experiment. The result indicat...

One of the effective ways to improve task performance is to trace the sources of the task failures, that is, error factors, and take them into consideration for the optimization design of the system interactive interface. In this study, the digital instrument control equipment of a nuclear power safety injection system plant was taken as an example...

This study investigates the eye movements when detecting changes in the scene with different levels of depth of field. A within-subjects experiment was conducted using a flicker paradigm to create change blindness phenomenon. This experiment investigated two main factors: depth of field and position. The eye-tracker Tobii X120 was used to record pa...

Efficient intelligent control system helps enterprises to create greater economic value and social value, so the rationalization of information structure plays a decisive role in operators’ cognition and operational efficiency. Based on the information characterization method, this paper presents a model of applying the order degree algorithm to th...

As the back-end of system operation, visual information presentation of intelligent control system has become an important means and operation basis for people (operators) to obtain information, make inference and evaluate decision. The rational design of intelligent control system plays an important role in maintaining the safety and stability of...

As was found through information interface analysis of target search in fighter radar situation environment, there are many of visual attention problems caused by complex environment and features, which generate visual interference. This paper extracts the interference environment of situation interface and the feature of information matter as the...

Depth of field, as an important image feature, is always ignored when assessing the quality of photographs. The current study compared the subjective image quality evaluation with three NR image quality algorithms: BIQI, BRISQUE, and NIQE on the performance of scoring photographs with different levels of depth of field. The results showed that a la...

Based on the visual search process of information features and the browsing paths of fixation-saccade, the attention resource allocation of operator searching for information was analyzed and the movement-based eye tracking experiment was conducted. According to the experimental result, the search paths were influenced by the task-driven approach,...

With the rapid development of computer technology and information control theory, information systems become more complex and intelligent. Transportation hub monitoring system, nuclear power control system, environmental monitoring system, and other large systems have evolved from the traditional control mode to digital control mode. Because digita...

Touch screen interface design directly affects user’s understanding and operation to interface. In human-computer interaction, users find the target icon by visual searching, so visual search is the most important process. There are many kinds of interface style in modern interface design. This paper take four different icon styles as research obje...

With the increase of information in human-computer interfaces, shape encoding method for highlight is proposed to guide the sequence of visual attention effectively, and to improve the efficiency of information search and target recognition. Firstly, basic characteristics of shape are described according to the shape similarity. The difference inve...

With the rapid developments of computer technology and information technology, human-machine interfaces of aircrafts, ships, nuclear power plants, battlefield command system, and other complex information systems have evolved from the traditional control mode to digital control mode with visual information interface. Because digital monitoring task...

With the rapid developments of computer technology and information technology, human-machine interfaces of aircrafts, ships, nuclear power plants, battlefield command system, and other complex information systems have evolved from the traditional control mode to digital control mode with visual information interface. This paper studies error factor...

In the system of human-machine interaction, users access information from interfaces by cognitive mechanism. And send command to the machine by touching screen. So visual perception and users’ operation are two key process in human-machine interaction. Interface design can affect degree of comfort and fluency of human-machine interaction. In this p...

This paper carries out an experimental study on eye movement tracking when performing different visual searching tasks on a task monitoring interface, from the perspective of psychometrics. Behavior and physiological reaction data have been obtained through experiments - firstly in a scenario where no visual searching task is requested, and secondl...

With the improvement of the degree of informatization, digital human-computer interface (hereinafter referred to as DHCI) has been gradually replacing the traditional display and control interface, which plays an essential role in the efficient and precise operation of complex informative system. In recent years, unreasonable visual information des...

An experimental study on visual search was conducted from the perspective of visual limitation to solve the problems such as information omissions and misjudgments in complex information interfaces. Based on the simulated environment of the radar task-interface, the major correlation factors of visual limitation were extracted. The visual limitatio...

Based on the principle of man-machine-environment system engineering (MMESE), the paper expounds how to build a good interpersonal relationship, establish the best man-machine relationship and man-machine-environment in teaching. Various strategies such as good introduction class, the relationship and summary of the related knowledge, taking advant...

Radar situation interface belongs to a sub-interface of a complex system. Because the information in human-computer interaction interface of a complex system is of a large amount and in complicated relationships, it is apt to cause misreading, misjudgment and information omission in the target search. The critical factors causing error problems lik...

It is a studying worthy problem whether operators can find targets among distractors quickly and correctly with lots of information presented on user interfaces. How to use color saliency properly to optimize interface design is dis-cussed in this paper, according to the guidance of visual perceptual layering. Three laboratory experiments are condu...

The unreasonable design of interface information has given rise to malfunctions of cognition and decision-making among operators, thus leading users into a complex cognition and finally resulting in serious failures in information recognition and analysis, and even in operation and execution processes, which poses one of the major causes for many a...

In the paper, we proposed an experimental analysis model of user error and established the error-cognition corresponding relationship according to the error collection-classification method. Through the design of error experiment, various errors in operation interface as well as reasonable and sufficient data were obtained. Based on the repeated ex...

As children mature, bike products for children in the market develop at the same time, and the conditions are frequently updated. Certain problems occur when using a bike, such as cycle overlapping, repeating function, and short life cycle, which go against the principles of energy conservation and the environmental protection intensive design conc...

This paper centers on the application of Man-machine Engineering knowledge and expounds the design characters of manual operation principle. By analyzing the physiology of hand and the mouse disease, we reach the conclusion about the design principle for using man-machine engineering in manual operation device. So, according to the process of produ...

The paper made a cognizant psychology study of the MP3 user¿s psychological esthesis, behavior and emotion, etc, by the case of designing MP3 and the design investigation method brought forward with psychology design. Then it gave the new taking fashion of MP3 and proved the reasonable use of psychological design investigation in the process of pro...