A bstract

1 Introduction  
1.1 Background  
1.2 Contributions and Paper Organization  

2 Paper Collection Methodology  

3 Problem Definition  
3.1 Application Scenarios  
3.2 Implementation Technologies  
3.3 Mathematical Models  

4 Classification Framework  
4.1 Overview  
4.2 Dimension 1: Deployment Locations of DNN Partition  
4.3 Dimension 2: Partition Granularity  
4.4 Dimension 3: Partition Constraints  
4.5 Dimension 4: Optimization Objectives  
4.6 Dimension 5: Optimization Algorithms  
4.7 Instantiation of Framework  

5 Comparisons  
5.1 Metrics  
5.2 Comparisons  

6 Challenges and Opportunities  
6.1 Consideration of Additional Factors  
6.2 Privacy Protection Concerns  
6.3 Dynamic DNN Partitions  
6.4 Vertical- and Horizontal-Oriented DNN Partitions  

7 Conclusion