2. Mobile Visual Search Applications Using CDVS Jie Chen, Ling-Yu Duan, Tiejun Huang, Wen Gao, Alex C. Kot Peking University, China Nanyang Technological University, Singapore 24 June 2015, Warsaw

3. Outline 1.Image Recognition Platform 2.Wine Recognition Assistant 3.Personal Travel Companion 2

4. WeChat Image Platform  An open platform providing image recognition technologies for third-party App developers. Developers can easily enable their own applications with mobile visual search functionality. Typical image content including posters, advertisements, printed materials, covers of goods, etc., and these images are uploaded to the cloud to be indexed. Various experiences and values to users, such as extended reading, purchasing guide, interactive activities, etc.  Improve user experience with WeChat. 3

5. WeChat Image Platform  WeChat is one of the most popular all-in-one communications apps in the world. It covers free text (SMS/MMS), voice & video calls, photo sharing, etc. Monthly Active Users: 549 million (Updated in May 2015) 4 http://www.wechat.com/en/ Part of CDVS technologies are adopted in WeChat for commodity recognition (e.g., poster, book cover).

6. WeChat Image Platform  Based on part of CDVS technologies - accurate and effective  SDK and demos for iOS and android are released and free.  More usage details in "Development Handbook " 5

7. WeChat Image Platform  URL: http://pr.weixin.qq.com/en/ 6

8. Wine Recognition Assistant  A free wine shopping assistant app to recognize wine labels using CDVS enhanced mobile visual search technologies. Take a photo of wine labels for instant information; Verify the source of wines; Browse ratings, reviews and other information.  Unique features from CDVS The state-of-the-art recognition rate Much smaller overhead for bandwidth, faster, and secure. 7 JiuKaopu

9. Personal Travel Companion  A travel assistant app which help users to access the most relative tourism information around a landmark. Capture the attractions with image recognition; Users can choose the voice guide and enjoy listening; Providing suggested travel routes, street view, transportation, food, shops, hotels, etc.  With high-performance CDVS, the app can recognize a landmark from a large scale database in milliseconds. 8 UGuide

10. 9 Thank you! Welcome to our demos!

11. Thank You