• 1. collaborative E-commerce: 协同电子商务
• 2. Collaborative E-commerce system: 协同电子商务

• 1.But, with expansion of E-commerce system's size, collaborative filtering approach suffer from many challenges, for instance, quality of recommendations, scalability, sparsity, cold-start problem.
  电子商务系统规模的日益扩大，协同过滤推荐方法也面临诸多挑战：推荐质量、可扩展性、数据稀疏性、冷开始问题等等。
  dict.yoduao.com
• 2.In E-commerce recommender system, collaborative filtering technology is the most popular and successful method at present.
  电子商务推荐系统中协同过滤已成为目前应用最广泛、最成功的推荐方法。
  dict.yoduao.com
• 3.Collaborative Commerce, flow management and Workflow technology are the hotspots of E-business, management idea and computer application research.
  协同商务、流程管理和工作流技术是电子商务、管理思想和计算机应用领域研究的热点。
  dict.yoduao.com

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