2022-02-01: Create the files and folders; write the draft of abstract. 2022-02-13: Edit abstract; add references. 2022-02-28: Read about jump models. 2022-03-14: Discussion with Onat, write codes. 2022-03-21: Run preliminary experiments, start to write the milestone report. 2022-03-27: Upload the milestone report. 2022-04-10: Read new papers; design modified penalty. 2022-04-16: Run experiments on balanced jump models. 2022-04-23: Fix bugs; optimize the hyper-parameter search. 2022-04-28: Start to write the final report and presentation. 2022-05-03: Upload the final report and other materials.