It is easy to see that OvR only needs to train N classifiers, while OvO needs to train N (N-1)/2 classifiers, so the storage overhead and test time overhead of OvO are usually larger than OvR. However, in training, each classifier of OVR uses all training samples, while each classifier of OVO only uses samples of two classes. Therefore, when there are many classes, the training time cost of OVO is usually smaller than that of OVR. As for the prediction performance, it depends on the specific data distribution, which is similar in most cases.
少年也尴尬万分：这辈子他都没为生计问题发过愁。
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Video Introduction: The main content of this program: 30-year-old Huang Yingying is a typical working woman. Up to now, her struggle has been stable in her work and her life is in good order. However, there is a pity that her personal problems have not been solved and she is still a single girl. For this reason, Huang Yingying's parents were very anxious, especially her mother, who arranged all kinds of blind dates for her all day long. Even so, she still felt that her life would be wonderful. She wanted to make a down payment to buy a house, but she did not expect that a man would break into her peaceful life because of this purchase. ("Popularization of Law Column Drama" 20190318 Full House of Love (Episode I))
该剧以中国共产党历史上具有重要意义的第七次全国代表大会为历史背景，通过几个小人物独特的视角来重现党史上那个伟大辉煌的历史瞬间。本剧的几个主人公都是正值青春年华的年轻人，发生在他们身上的故事和他们的命运都与“七大”的召开紧密相连。在他们当中，有人当了“七大”代表，有人成为“七大”筹备处秘书处的工作人员，也有人成为八路军特别支队的支队长，肩负着穿越敌人的一道道封锁线，掩护各抗日根据地的重要领导和“七大”代表们安全抵达延安的重任。在与日伪和国民党特务企图破坏“七大”的斗智斗勇的战斗中，他们无私地献出了自己的青春和热血，有的人甚至为“七大”的胜利召开献出了年轻的生命。
转自YayaUrassaya_ChinaFC微博第一世（拉玛六世时代后期 1924年左右）主角是对北方乡县貌美如花的双胞胎。kasalong是姐姐，被妈妈养大擅长舞蹈，美丽善良。被爸爸养大的妹妹songpeep自私脾气火爆爱玩弄男人，以为妈妈只爱姐姐不爱自己，所以嫉妒姐姐。男主sap对姐姐一见钟情，但不知道双胞胎的事追错人。后来坏爸爸分别害死两姐妹，姐姐被囚禁虐待致死，妹妹被骗葬身火海。第二世（现代）妹妹投胎转世成pimpisa，姐姐kasalong的鬼魂为了让妹妹知道前世真相，让妹妹穿越到自己前世身上，不是想复仇。但没提到第二世假扮妹妹的人到底是谁。转世的男主thinnakrit知道了前世的事情，守着前世他与kasalong的房子至死。第三世（二三十年后）姐姐kasalong投胎转世为pimpisa的女儿pimmada，活泼可爱、爱憎分明的大学生。男主转世成pimpisa和thinnakrit朋友的儿子，是满世界跑的房地产商。然后终于可以好好在一起了！
讲述的就是几个超级宅女的日常生活，她们住在一个叫天水馆的宅女公寓里，这里禁止男人进入。天水馆在繁华的东京显得非常异类，这是宅女们的堡垒。这里面住着的宅女也是个性十足，用剧中的话就是“好像是另一个世界的人”，她们称自己为“尼姑”。对他们这些超级宅女来说，遇见穿着打扮时髦的潮人，就是她们很痛苦的事，遇到潮人，出于自我保护就要自我石化，她们并不愿意其他人指出她们的宅女身份。而且对和男性说话也有恐惧心理。她们在一起由于相互理解，所以生活过得饶有兴致。
讲述一个年轻的克拉克·肯特在超人生涯早期的故事。关于这部电影的更多细节没有透露。
其中不少人，用恼怒的眼神望向胡宗宪。
同欣药业是丹城市一家极有影响的民营企业。企业领导童欣和童钢姐弟经过多年努力，终于研制出一种以中草药为主要原料的抗癌新药，并得到国家有关方面高度重视，开始进入临床实验的关键阶段。然而，有人却在暗中打这个新药的主意，那就是辰宇制药的老板萧震南。他企图把童氏新药的配方搞到手，卖给国外一个黑社会性质的商社，以摆脱自己濒临破产的绝境。本剧一开头，他已重金收买了一个叫斯军的人去卧底，但由于童氏企业管理甚严，斯军尽管深受重用，最终仍是形迹败露，失事身亡。
怪不得他那个样子……不，不，是她，不是他。
[News] On October 5, a post entitled "The Company's Female Employees Queue up Every Morning and Bosses Kiss One by One" was posted in the Iron and Blood Community. The article said: The Company is located in Majuqiao, Tongzhou, Beijing, and is a company selling home-brewed beer machines. More than half of the company is a female employee. In order to make the company's corporate culture unique and unite the hearts of the employees, the company stipulates that 9: 00 to 9: 30 every morning is a special time for the company team to build up feelings. Every day, female employees queue up to receive kisses from their bosses in turn. Subsequently, relevant videos and screenshots were widely circulated on the Internet, and media such as Dongfang Headline, Guangming Network and Yangguang Network forwarded them one after another.
本剧改编自2003年由Kob和Oil主演的泰剧亲爱的女士，主要讲述老板与女保镖的爱情故事。
难受的自然就是他们的对手了。
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西门虹（佟大伟饰）大学毕业后，在云崖山救了一位失去双亲而忧郁的女孩（左小青饰）西门虹的阳光和幽默使女孩重新对生活燃起希望，在夜晚寂寞的山林小店里两颗青春洋溢的心激起了火花。
