Reference
1. https://github.com/google/google-api-java-client-samples/blob/master/prediction-cmdline-sample/src/main/java/com/google/api/services/samples/prediction/cmdline/PredictionSample.java
2. http://docs.aws.amazon.com/mobile/sdkforandroid/developerguide/dynamodb_om.html
3. http://docs.aws.amazon.com/mobile/sdkforandroid/developerguide/dynamodb_om.html
4. https://market.mashape.com/apicloud/colortag
1. https://github.com/google/google-api-java-client-samples/blob/master/prediction-cmdline-sample/src/main/java/com/google/api/services/samples/prediction/cmdline/PredictionSample.java
2. http://docs.aws.amazon.com/mobile/sdkforandroid/developerguide/dynamodb_om.html
3. http://docs.aws.amazon.com/mobile/sdkforandroid/developerguide/dynamodb_om.html
4. https://market.mashape.com/apicloud/colortag