1 AIT Asian Institute of Technology

Convolutional neural network-based object detection model compression for efficient inference on embedded systems

AuthorNatthasit Wongsirikul
NoteA thesis submitted in partial fulfillment of the requirements for the degree of Master of Sciences in Microelectronics and Embedded Systems
PublisherAsian Institute of Technology
AbstractDeep learning such as Convolution-Neural-Network (CNN) has taken over the field of computer vision when it comes to the application of object detection. The popularity of CNN is due in part to its superior performance over other traditional image processing techniques. In addition, CNN-based models such as RCNN and the Yolo allows transfer learning where the models can be trained to detect specific objects by utilizing the already robust feature extraction which are trained by a massive datasets such as the PASCAL VOC. This allows the models to achieve high performance even though it is trained on smaller dataset. For these reasons, CNN-based models have become the top choice for target-specific object detection applications. However, these models were designed to run on desktop environment, often with GPU support. They are not optimized to run on an embedded system, which has lower computation power and memory space. For a trained CNN-model to be inference ready, some optimization must be performed to make it implementable out in the field. In this thesis, some popular CNN-based model optimization techniques are explored. A compression algorithm is developed based on a method called filter pruning. The compressed models are then compiled to run on an embedded system where their performance, speed, and memory usage were examined against its non-compressed counterpart.
Year2019
TypeThesis
SchoolSchool of Engineering and Technology (SET)
DepartmentDepartment of Industrial Systems Engineering (DISE)
Academic Program/FoSMicroelectronics (ME)
Chairperson(s)Mongkol Ekpanyapong;
Examination Committee(s)Dailey, Matthew N. ;Abeykoon, A.M. Harsha S. ;
Scholarship Donor(s)Royal Thai Government Fellowship;
DegreeThesis (M. Sc.) -- Asian Institute of Technology, 2019


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