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Model/Framework Architect: I have mentioned a lot of experiences in dealing with the existing framework/model. Great Xia at this stage, oh, no, is that the master can independently design and develop a new framework/algorithm to deal with the existing business scenarios or solve the problems left over from history that have not been solved. There is nothing more to say, worship!Use reasonable data sampling: It is necessary to ensure that a small number of entities (including IP or users) cannot account for most of the model training data. In particular, care should be taken not to pay too much attention to false positives and false negatives reported by users. This may be achieved by limiting the number of examples that each user can contribute or using attenuation weights based on the number of reported examples.The House will end its vacation on Monday, which means that the death of Brexit will return to the theater authorities, which will not have a negative impact on capital markets such as sterling and gold. In addition, investors need to stop paying attention to the Sino-US World Trade Organization this week. Changes in consumer market anxiety will have the most important negative impact on the gold market. Pay close attention to the industry number "Xia Junshan" and learn more about foreign exchange reserves.三爷肯定是已经察觉到问题所在，这才想办法另投新主，和当初宋义死后完全一样。问道：那你想明白没有？香荽想了想，才道：怕是心中装着大靖江山和天下苍生，自然不同……我大嫂嫁过来，没管家的时候是一个样子，可悠闲了。1958年的英国，一个发明家、助听器设计者被要求监视他的好友，在当时的环境下，根本不知道可以信任谁，他自身的犹太裔俄国人身份也让事情变得更加复杂...