About the Centre
The centre aims to provide a suitable environment and infrastructure for staff and students to be involved in applied research and development work in the area of digital signal processing and biomedical applications.These include the areas of:
- Image and video analysis and processing
- Speech and audio signal processing
- Biomedical signal and image processing
- Medical imaging and instrumentation
Capabilities and Technical Services
The centre specialises in digital signal processing and its applications in various areas such as video surveillance, traffic monitoring, biometric recognition, health monitoring and medical imaging.
The centre conducts research and development projects, provides consultancy and conducts training for digital signal processing and its applications.
Project Showcase
| Intelligent digital human detection system
Used for wide area outdoor environment, this system employs dual-layer algorithms for accurate human objects detection in complex background for day and night operation. |
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People counting system and special lighting effect
This system provides real-time crowd control and estimation. The output signal is also used to control the lighting effect on the exterior of a large dome-shaped theatre. It employs bi-directional counting in open spaces. |
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RFID access with tail-gating detection
A tailgating detection system for residents with RFID door access. The system also checks for suspicious persons loitering around the premises. An immediate alert is generated via SMS and MMS messaging. |
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Automatic Multilane Traffic Congestion Monitoring PTZ System
An automated reporting system that is linked to large overhead LED display panels. The system also serves as remote monitoring with PTZ viewing.
Photo (right) shows the system installed at Woodlands Checkpoint. |
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Train track intrusion detection system
The system detects commuters moving past the platform edge into the danger zone. The detection signal will be used to warn the commuters and train operator/controller. Orange and Red alerts are generated automatically and sent to control staff and train driver, together with image stream of the commuters. |
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Autonomous creation of the panoramic view of a vase using image mosaicing technique
An automatic system to create panoramic images by using image transform and mosaicing techniques. With multiple images taken of an object from various angles, the system is able to concatenate all of the images together to form a panoramic view of the surface of the object. It can be applied in producing pictures from paintings on cylindrical and non-cylindrical vases or artefacts as well as panorama creations. |
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Digital infrared thermal imaging and analysing system in ophthalmology
This system allows an examiner/user to measure the ocular temperature in a non -contact and harmless way. It can be used to visualize, analyse, and quantify patterns, distributions, and features of human ocular surface temperature. Integrated with database technology, the processed images and other information can be saved and retrieved. This system has promising applications in monitoring the condition of contact lens wearers, the eye inflammation as well as illustrating and evaluating the treatments at early stages. |
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Real-time adaptive traffic controller
An automatic traffic detection, monitoring and control system for major traffic junctions, using video cameras instead of the conventional loop sensors. The system uses intelligent video cameras to capture real time visual images of traffic conditions at two junctions. From these images, information about the volume of traffic, vehicle types, vehicle direction and road condition will be extracted and transmitted to the control centre using a wireless communication network. This information will be used to control the timing of the traffic lights at the junctions. |
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Real-time number plate recognition
The system can be applied in many applications such as highway toll collection, car park ticketing, custom control, traffic data collection and speed-limit enforcement. The system uses computer vision techniques to automatically identify the number plate of a vehicle in real-time. The physical features of the number plates and the number plate registration regulation are used as the input of a neural network system for recognition. |
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Optical image recognition for trading cards
This is an optical image recognition (OIR) engine for trading cards. A game player uses his webcam to capture a gaming card image and transmits the image to a server. The installed OIR engine in the server recognises the card image automatically and then the server provides necessary help or hints on the game according to the recognised card image.
Standard Card Images (right) - Courtesy of 2 Evolved Pte Ltd |
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Fall detection of the elderly
A monitoring device to monitor the well-being of elderly persons living alone at home, and also for residents of an old-age home. One of the major causes of worry for the elderly is fall, because often, it results in a serious injury due to the fragile bone structure and old age of the elderly. The device is able to detect whenever the wearer of this unit falls down, and it then relays the message to a central nursing station wirelessly. The unit can also be connected to a GSM modem to send SMS to a pre-recorded phone number in case of detection of a fall. |
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Web-based central station for nurses
An application over the web that displays the physiological parameters of a patient and, at the same time, controls the settings of equipment connected to the patient over the web. The system is able to connect to most types of medical devices such as infusion pumps, data acquisition devices and monitors simultaneously. It also co-ordinates the activities of the infusion devices and their status are monitored continuously. It signals every abnormal function (e.g. syringe empty, occlusion) with alarms for nurses in attendance. |
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Collaboration
The centre has worked with the following partners:
- ICA - Immigration & Checkpoints Authority of Singapore
- Institute for Infocomm Research, Agency for Science, Technology, and Research, Singapore
- Massey University, New Zealand
- Nanyang Technological University
- Ministry of Education
- Land Transport Authority
- Alexandra Hospital
- Singapore National Eye Centre
- Tan Tock Seng Hospital
- Panasonic (Singapore) Laboratories Pte Ltd
Courses and Seminars
The centre conducts courses and seminars in the following areas:
- Digital Signal Processing
- Applied Video & Image Processing
- Video Surveillance & Content Analysis
- Exploring Image Processing Using MATLAB
Contact Information
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Dr Cai Zhi Qiang Senior Lecturer, School of Electrical and Electronic Engineering Email: zqcai@sp.edu.sg Phone: 6772 1542 Fax: 6772 1974 |
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