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On August 7, Li Qiang met with Lei Jun. Photograph by Chen ZhengbaoWang Bo explained that online marketing pays attention to "planting grass and pulling grass", storing water, and then detonating at a certain point in time, but offline consumers cannot afford to wait, nor can stores. Therefore, when resonating online and offline, activities should be increased according to offline characteristics to maintain heat.Considering N categories C1, C2 …, CN, the basic idea of multi-classification learning is "disassembly method", that is, multi-classification tasks are disassembled into several two-classification tasks to solve. Specifically, the problem is split first, and then a classifier is trained for each split second classification task. During the test, the prediction results of these classifiers are integrated to obtain the final multi-classification results. The key here is how to split multiple classification tasks and how to integrate multiple classifiers.本剧围绕着几个归国创业者种种鲜为人知迂回曲折的经历，生动逼真的描绘了一幅幅色彩斑斓的中国当代社会芸芸众生相，形象地奏响了一曲曲知识经济时代荡气回肠的命运交响诗。　　尽管遭到了朋友们的强烈反对，李登布罗克教授还是带着侄子毅然决然地出发了。两人的旅途始于德国汉堡，之后，来自冰岛的汉斯（Peter Ronson 饰）成为了他们可靠的向导。三人来到了斯奈菲尔火山口，从此进入地表之下，在长达三个月的旅程中经历了种种光怪陆离的现象，遇见了无数千奇百怪的动植物，甚至邂逅了神秘的种族。小葱更是满脸惊喜，忍不住鼻子一酸，叫道：娘。