越學 粵有癮``

自從一個月前停手分類算法嘅研究，呢兩個星期又重新開始。其實上一個分類算法做得都唔錯，唔用就算囉。 今次個分類效果貌似好唔理想，原因主要係特徵選取嘅問題，鬼咁少特徵，點分類啊。 除咗算法研究，今個星期仲用咗下matplotlab嘅3D繪圖，訓練一下對數據分析顯現嘅能力。 Besides，維護住前兩個星期寫好嘅項目，數據量好大嘅項目，就兩台機器係度跑，其實如果租用amazon嘅機器，一日就跑完，

http://www.borgelt.net/dtree.html https://pypi.python.org/pypi/DecisionTree http://scikit-learn.org/stable/modules/tree.html http://orange.biolab.si/

In the last two weeks, i have made less improvement of my technological skills and wasted my time doing some dirty jobs. I don't think it's my unfortunate, people who in their working have to face thi