内容来自 DataSciComp，人工智能/数据科学比赛整理平台。
Github：iphysresearch/DataSciComp
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全球数据智能大赛(2019)——“数字人体”赛场一：肺部CT多病种智能诊断
https://tianchi.aliyun.com/competition/entrance/231724/
6月24 - 9月09, 2019 // Host by 天池 // Prize: $900,000
Note: 赛场一“数字人体”挑战赛以肺部CT多病种智能诊断为课题，开放高质量CT标注数据，要求选手提出并综合运用目标检测、深度学习等人工智能算法，识别肺结节、索条（条索状影）、动脉硬化或钙化、淋巴结钙化等多个病种，避免同一部位单病种的反复筛查，提高检测的速度和精度，辅助医生进行诊断。
Entry Deadline:
Online Challenge: Build A Recommendation Engine (Powered by IBM Cloud)
https://datahack.analyticsvidhya.com/contest/build-a-recommendation-engine-powered-by-ibm-cloud/
24 Jan - 25 July, 2019 // Host by Analytics Vidhya // Prize: INR 50,000
Note: You are expected to build a high performing recommendation engine using any framework of your choice. You are encouraged to use IBM Watson Studio Apache spark based Jupyter notebook.
Entry Deadline:
WIDER Face & Person Challenge 2019
http://wider-challenge.org/2019.html
May 8 - July 25, 2019 // Host by CodaLab & ICCV 2019 & 商汤 & Amazon // Prize: cash prize and AWS credits
Note: Following the success of the First WIDER Challenge Workshop, we organize a new round of challenge in conjunction with ICCV 2019. The challenge centers around the problem of precise localization of human faces and bodies, and accurate association of identities. It comprises of four tracks:
WIDER Face Detection, aims at soliciting new approaches to advance the state-of- the-art in face detection.
WIDER Pedestrian Detection, has the goal of gathering effective and efficient approaches to address the problem of pedestrian detection in unconstrained environments.
WIDER Cast Search by Portrait, presents an exciting challenge of searching cast across hundreds of movies.
WIDER Person Search by Language, aims to seek new approaches to search person by natural language.
Entry Deadline:
"华为云杯"2019深圳开放数据应用创新大赛
https://opendata.sz.gov.cn/sodic2019/
2019-06-19 至 2019-09-07 // Host by 深圳市政府数据开放平台 & 华为 HUAWEI // Prize: 1400000元 + 300000元华为云资源
Note: 赛题数据：
交通数据 室内停车 公租房轮候 卫星遥感 文体公益活动 游客预约 道路积水 深圳图书馆进馆人次统计 龙岗区坂田街道交通流量 企业信用目录 坪山区民生诉求数据 坪山区河流域和易积水道路视频 光明区政府服务办事大厅预约
Entry Deadline:
NeurIPS 2019: Disentanglement Challenge
https://www.aicrowd.com/challenges/neurips-2019-disentanglement-challenge
June 28th - September 24th, 2019 // Host by crowdAI & NeurIPS 2019 // Prize: 10,000 EUR x 2
Note: Given the growing importance of the field and the potential societal impact in the medical domain or fair decision making, it is high time to bring disentanglement to the real-world:
Stage 1: Sim-to-real transfer learning - design representation learning algorithms on simulated data and transfer them to the real world.
Stage 2: Advancing disentangled representation learning to complicated physical objects.
Entry Deadline:
CCKS 2019 面向金融领域的事件主体抽取
https://www.biendata.com/competition/ccks_2019_4/
05/01 - 07/30 2019 // Host by Biendata // Prize: ￥15,000
Note: 本次评测任务的主要目标是从真实的新闻语料中，抽取特定事件类型的主体。即给定一段文本T，和文本所属的事件类型S，从文本T中抽取指定事件类型S的事件主体。
Entry Deadline:
全国高校大数据应用创新大赛
https://ai.futurelab.tv/contest_detail/4
6月8日 - 9月, 2019 // Host by 睡前FUTURE.AI // Prize: 20,000元 x 2
Note: 全国高校大数据应用创新大赛”（以下简称大赛）是由教育部高等学校计算机类专业教学指导委员会、中国工程院中国工程科技知识中心和联合国教科文组织国际工程科技知识中心联合主办，复旦大学计算机学院承办，面向全国高校在校学生的，年度性大数据学科竞赛。 通用赛道：
大数据技术技能赛: 大赛提供的数据和自选数据建立并训练模型，使之能够预测给定地区、日期和前置气象条件下，未来7天的部分气象要素的变化情况;
大数据与人工智能创意赛: 本次大赛气象大数据开放式命题赛道，提供过去5年若干城市的气象数据，参赛选手可自主运用和扩充数据，设计一个基于气象大数据的跨行业跨领域的应用解决方案。
Entry Deadline:
DeepFashion2 Challenge 2019
https://sites.google.com/view/cvcreative/deepfashion2?authuser=0
May 27 - July 30, 2019 // Host by CodaLab // Prize: NaN
Note: DeepFashion2 (github) is a comprehensive fashion dataset. It contains 491K diverse images of 13 popular clothing categories from both commercial shopping stores and consumers. It totally has 801K clothing clothing items, where each item in an image is labeled with scale, occlusion, zoom-in, viewpoint, category, style, bounding box, dense landmarks and per-pixel mask.There are also 873K Commercial-Consumer clothes pairs.
The dataset is split into a training set (391K images), a validation set (34k images), and a test set (67k images).
Track 1 Clothes Landmark Estimation
Track 2 Clothes Retrieval
Entry Deadline:
Snake Species Identification Challenge
https://www.aicrowd.com/challenges/snake-species-identification-challenge#timeline
January 21 - July 31, 2019 // Host by crowdAI // Prize: 2 x travel grant
Note: In this challenge you will be provided with a dataset of RGB images of snakes, and their corresponding species (class). The goal is to train a classification model.
Entry Deadline:
莱斯杯：全国第二届“军事智能机器阅读"挑战赛"
https://www.kesci.com/home/competition/5d142d8cbb14e6002c04e14a
2019-09-03 至 2019-10-28 // Host by Kesci // Prize: 50万元人民币
Note: 本次竞赛提供的大规模中文阅读理解数据集，共包含15万余篇的专业文章，7万个军事类复杂问题，每个问题对应五篇文章
Entry Deadline:
第三届"长风杯"大数据分析与挖掘竞赛
http://contest.cfdsj.cn/index/care
2019-05-15 至 2019-10-31 // Host by 长风大数据平台 // Prize: ￥5万
Note: 第三届“长风杯”大数据分析与挖掘竞赛是一场面向全国普通高等院校经济与管理类、信息技术类等专业在校大学生的全国性赛事。
长风大数据平台将向本次竞赛的参赛者免费开放物流、电商、交通、公共、贸易等多行业的海量数据资源；其他生产型/服务型企业所提供真实数据。
Entry Deadline:
“添翼杯”人工智能创新应用大赛
https://tianyicup.kesci.com
2019-06-14 至 2019-09-20 // Host by 上海电信 // Prize: 40,000 元 x 2
Note:
智慧环保-垃圾分类图像检测问题: 请参赛选手利用训练集图片，建立算法模型，对测试集给定的物品图片，判断其属于可回收垃圾的概率。
智慧教育-成绩预测问题：请参赛选手利用脱敏后的初中学生过往考试情况与考试考点信息，建立算法模型，预测学生初中最后一次期末考试的成绩。
Entry Deadline:
Northeastern SMILE Lab - Recognizing Faces in the Wild
https://www.kaggle.com/c/recognizing-faces-in-the-wild/overview/description
Now - August 8, 2019 // Host by Kaggle // Prize: NaN
Note: Can you determine if two individuals are related?
Entry Deadline:
2019百度之星开发者大赛
https://aistudio.baidu.com/aistudio/competition/detail/7
7月1日 - 9月23日, 2019 // Host by Baidu AIstudio // Prize: ￥112,000
Note: 本次竞赛任务为目标检测，参赛者需要找出所给图像中所有感兴趣的目标，确定它们的位置和大小。参赛者需提供一个飞桨（PaddlePaddle）模型，模型输出所给图片中每个目标的信息，包括boundingbox（[x0,y0,x1,y1]）、类别信息和分数。
Entry Deadline:
2019 AIIA杯人工智能巡回赛 中国移动“家·网”赛站
http://aiia.cmri.cn
7月4-9月 2019 // Host by 中国移动 // Prize: 240,000 元
Note: 结合中国移动在AI领域的研发布局，本次“家·网”赛站的主题是智慧家庭和智慧网络，希望借助AI技术构建数字家庭生态，打造动态高效的智能网络。
智慧家庭赛题
智慧网络赛题: 任务一：网络流量预测; 任务二：无线侧故障根因分析;
Entry Deadline:
首届中文NL2SQL挑战赛
https://tianchi.aliyun.com/competition/entrance/231716/introduction
6月24 - 9月, 2019 // Host by 天池 // Prize: ￥十五万
Note: 首届中文NL2SQL挑战赛，使用金融以及通用领域的表格数据作为数据源，提供在此基础上标注的自然语言与SQL语句的匹配对，希望选手可以利用数据训练出可以准确转换自然语言到SQL的模型。
Entry Deadline:
中文场景文字识别技术创新大赛
https://aistudio.baidu.com/aistudio/competition/detail/8
7月5日 - 9月27日, 2019 // Host by Baidu AIstudio // Prize: ￥54,000
Note: 文字识别的主要任务是对图像区域中的文字行进行预测，返回文字行的内容。
Entry Deadline:
Reconnaissance Blind Chess
https://rbc.jhuapl.edu
August, 13 - Oct 31, 2019 // Host by NeurIPS 2019 // Prize: $1,000USD
Note: Build the best AI bot to play reconnaissance blind chess, a challenge for making optimal decisions in the face of uncertainty. Reconnaissance blind chess is like chess except a player does not know where her opponent’s pieces are a priori. Rather, she can covertly sense a chosen 3x3 square of the board each turn and also learn partial information from captures.
Entry Deadline:
Segmentation of THoracic Organs at Risk in CT images (SegTHOR)
https://competitions.codalab.org/competitions/21012
Jan. 5 - Aug 8, 2019 // Host by CodaLab & ISBI 2019 // Prize: NaN
Note: The goal of the SegTHOR challenge is to automatically segment 4 OAR: heart, aorta, trachea, esophagus. Participants will be provided with a training set 40 CT scans with manual segmentation. The test set will include 20 CT scans.
Entry Deadline:
安泰杯 —— 跨境电商智能算法大赛
https://tianchi.aliyun.com/competition/entrance/231718/introduction?spm=5176.12281949.1003.1.3a994c2axCiMpB
7月16 - 9月16, 2019 // Host by 天池 // Prize: ￥100000
Note: 本次比赛给出若干日内来自成熟国家的部分用户的行为数据，以及来自待成熟国家的A部分用户的行为数据，以及待成熟国家的B部分用户的行为数据去除每个用户的最后一条购买数据，让参赛人预测B部分用户的最后一条行为数据。
Entry Deadline:
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