By Dinesh K. Kumar, Sridhar Poosapadi Arjunan
Human desktop Interface applied sciences for the Motor Impaired examines either the technical and social elements of human computing device interface (HCI). Written by way of world-class educational specialists dedicated to enhancing HCI applied sciences for individuals with disabilities, this all-inclusive publication explores the newest examine, and provides perception into the present boundaries of this box. It introduces the idea that of HCI, identifies and describes the basics linked to a particular know-how of HCI, and offers examples for every. It additionally lists and highlights different modalities (video, speech, mechanical, myoelectric, electro-oculogram, and brain-waves) which are on hand, and discusses their suitable functions.
Easily and comfortably understood by means of researchers, engineers, clinicians, and the typical layperson, the e-book describes a couple of HCI applied sciences starting from uncomplicated amendment of the pc mouse and joystick to a brain–computer interface (BCI) that makes use of recording of the mind task of the consumer. The textual content contains images or illustrations for every machine, in addition to references on the finish of every bankruptcy for extra study.
In addition, this book:
- Describes the mechanical sensors which are used as an interface to regulate a working laptop or computer or monitor for the elderly and disabled
- Discusses the BCI utilizing mind waves recorded by means of noninvasive electrodes to acknowledge the command from the user
- Presents the myoelectric interface for controlling units akin to the prosthetic/robotic hand
- Explains the expertise of monitoring the attention gaze utilizing video
- Provides the basics of voice popularity applied sciences for machine and computing device regulate applications
- Examines a safe and unvoiced technique for the popularity of speech-based instructions utilizing video of lip movement
Human desktop Interface applied sciences for the Motor Impaired
considers attainable purposes, discusses obstacles, and provides the present examine occurring within the box of HCI. devoted to bettering the lives of individuals dwelling with disabilities, this publication aids pros in biomedical, electronics, and laptop engineering, and serves as a source for an individual attracted to the constructing purposes of HCI.
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Extra resources for Human-computer interface technologies for the motor impaired
In this modality, a pressure sensor, installed into a straw, allows users either choosing icons for communication or movement commands of the wheelchair. The fundamental design of these devices includes a tubing or air-straws fitted with sensors that identify the push and pull of the air. Typically, the device has two sensors: one sensor to monitor the push or air movement associated with the blowing action; and the other sensor is for detecting the pull, or the movement of air associated with the suck action.
Flex sensors are inexpensive, easy to be used, and do not require any special setup. However, there does not appear to be a ready to be used system, and thus there is the need for building a small circuit and suitable software that will allow the use of such sensors for controlling a device such as the computer cursor or a wheelchair. The flex sensor marketed by Spectra Symbol USA  changes the resistance when it is bent. When straight and not flexed, its nominal impedance is 10 kΩ, and increases to about 40 kΩ when bent in the middle at 90°, or right angle.
With the availability of mobile phones, the Internet, and wireless technologies, we can control any device from literally anywhere in the world. This has also provided the ability of remote monitoring of devices and situations. This provides the person to control the machines from their offices rather than having to be in places that are uncomfortable and remote. Another significant contributor to our ability to control and communicate with remote machines is the advancement in signal processing and classification.
Human-computer interface technologies for the motor impaired by Dinesh K. Kumar, Sridhar Poosapadi Arjunan
Categories: Physical Medicine Rehabilitation