Turicreate

New Features
Remove duplicate columns of a an SFrame (2540)
SArray function: abs() (1885)

Feature Enhancements
Add metadata to exported CoreML models (2800)
Unpin numpy dependency by using new coremltools version (2664)
Better error message for unsupported platform on TuriCreate install (1163)
Nearest Neighbors: better logging and model summary (2460)
Object Detection: add warning message if class label not in training set (2551)
Drawing Classifier: evaluate method is faster (2932)
One Shot Object Detection: better tar file management for background images (2005)
Style Transfer: parameter checking (2790)
Style Transfer: model loaded lazily (2799)
Sound Classifier: better parameter checking (2882, 2884, 2886)

Bug Fixes
Fixed ImportError: libbz2.so.1.0 error message (2302)
Stop calling tensorflow.compat.v1.reset_default_graph() (2731)
Protocol component of URL is now case insensitive (2902)
All toolkits: better parameter checking for summary method (2872)
Fix verbose=False flag for several toolkits (2677)
Activity Classifier: exporting a model to CoreML which uses just one feature (2945)
Activity Classifier: drop missing data (2841)
Activity Classifier: check for missing features (2844)
Activity Classifier: better parameter checking (2837)
Style Transfer: disable weight update for the VGG parameters (2990)
Style Transfer: weight initialization in style transfer to use uniform between -0.7 and 0.7 (2988)
Style Transfer: remove duplicated printed progress output (2926)
Style Transfer: improved docstings (2789)
Style Transfer: remove outdated information from user guide (2620)
Object Detection: fix inference regression between CPU and GPU (2955)
Object Detection: predict doesn’t depend on annotation column (2830)
One Shot Object Detection: fix user guide links (2959)
One Shot Object Detection: summary improvements (2862, 2863)
Sound Classifier: fix max_iterations=0 bug (2764)
Image Classifier: fix docstring link (931)

Release Notes

New Features
- Swapped out using TensorFlow for MXNet for Deep Learning toolkits.
- Added support for Python 3.7 on Linux.

Feature Enhancements
- Added support for coremltools 3.1. (2774)
- Added user-defined metadata in Core ML model. (2562)
- Added guide of how to use confidence thresholds with the Vision framework. (2615)
- Enabled activity classifier to run on Metal Performance Shaders for GPU based training. (919)
- Added SFrame plus operator. (2569)
- Supported image visualization on Google Colab Jupyter Notebook. (1269, 2483)
- Ignore type when appending empty SArray. (2390)
- Supported SArray’s filter_by function with dictionary values and keys. (2221)
- Improved error message in apply method when most values are None. (2066)
- Changed Sketch.num_na() to Sketch.num_missing(). (1759)
- Updated SFrame.read_csv()'s API documentation. (1367)
- Enabled export for an empty SFrame. (804)

Bug Fixes
- Suppressed warnings to users while calling non-deprecated API. (2529)
- Removed unused state variables from the object detector model. (2506)
- Fixed conflicting Numpy dependencies (2249)
- Handled invalid path for loading audio files. (2686)
- Updated user guide to incorporate the new AC export_coreml format. (2676)
- Fixed segfault for text classifier with data with undefined values. (2402)
- Fix Image Classifier and Drawing Classifier annotation bugs on Linux. (2401)
- Reduced CPU architecture requirement to core2. (2266)
- Output of drawing classifier evaluation object now does not contain additional keys. (1974)
- Image classifier annotation function throws error with empty SFrame. (1915)
- Preserved nan values when converting from float SArray into int SArray. (1761)
- Fixed functionality for predict_id in Activity Classifier’s predict function. (1706)
- Fixed bug for dictionary input to text_analytics’ count_words function. (954)

Release Notes

New Features
- Style Transfer supports training with Mac GPU

Feature Enhancements
- Improved speed for `groupby` operations over common keys (2210)
- Added new API for SArray's read_json initializer (2331)
- Improved speed for SFrame sample function. (2343)
- Added equality operator for image_type (2347)
- Enabled Sound Classifier predict for clips shorter than 975 milliseconds (2310)

Bug Fixes
- Enhanced logging in exception messages (2145)
- Fixed typos in Userguide (2268)
- Fixed issue with degree to radian conversion in One Shot Object Detector. (2285)
- Added column existence check in Image Classifier (2296)
- Enhanced seeding strategy in One Shot Object Detector (2297)
- Fixed inline Jupyter notebook title (2306)
- Enhanced One Shot Object Detector rotation angle distributions (2316)
- Clarified userguide regarding differing bounding box representation between Turi Create and Vision (2320)
- Added column type check in SFrame for all toolkits. (2324)
- Enhanced error checking for input datatype for all toolkits. (2328)
- Recognized exclude parameter in Recommender. (2333)
- Fixed evaluate().explore() crashes and hangs on Python 3 (2337)
- Suppressed warnings in libcurl dependency (2366)
- Added support for single image input to One Shot Object Detector. (2370)

Notes
- One Shot Object Detector is released out of Beta.
- Added deprecation warnings for 6.0 release (2321)

Bug Fixes

* Visualization: .explore() method breaks in Python3(2264)

New Features

* Python 3.7 support on macOS (https://github.com/apple/turicreate/issues/788)

Feature Enhancements

* Increased performance for XGBoost (https://github.com/apple/turicreate/issues/2033)
* Added an option to inline render the SFrame `.explore()` method for greater Jupyter Notebook compatibility (https://github.com/apple/turicreate/issues/929)

Bug Fixes

* Reduced disk footprint of One-Shot Object Detector (https://github.com/apple/turicreate/issues/2169)
* Reduced memory usage of One-Shot Object Detector (https://github.com/apple/turicreate/issues/2191)
* Fixed broken test `CoreMLExportTest` on macOS 10.13 (https://github.com/apple/turicreate/issues/1332)
* Increased default `max_iterations` value for Drawing Classifier toolkit (https://github.com/apple/turicreate/issues/2092)
* Fixed broken links in API docs (https://github.com/apple/turicreate/issues/2112)
* Improved error message for One-Shot Object Detector when using empty arrays (https://github.com/apple/turicreate/issues/2002)
* Toolkits now better handle missing values in SFrames (https://github.com/apple/turicreate/issues/1994)
* Fixed how `unpack` and `dropna` lazily compute (https://github.com/apple/turicreate/issues/2170)
* Fixed type checking for `max_iterations` in Style Transfer toolkit (https://github.com/apple/turicreate/issues/2013)


Notes

* One-Shot Object Detector is now listed as a beta toolkit.

New Features

* New Toolkit: One Shot Object Detection (1790)
* New UI: Image Classifier & Drawing Classifier Evaluation (1335)

Feature Enhancements

* Annotation: similar images are automatically suggested for annotation (1868)
* Drawing Classifier: added annotate method (2028)

Bug Fixes

* Annotation: Ignore existing undefined labels when annotating (2008)
* Sound Classifier - consistent logging and bug fix (1966)
* Sound Classifier - put sample rate in Core ML metadata (1908)
* Drawing Classifier - better logging and error message. Bug fix: reported training time (1967)
* Drawing Classifier - better swift code in user guide for using Core ML model. (1969)
* Drawing Classifier - API doc fixes (1988)
* Visualization: Fix null value support in .explore (1923)
* Visualization: Fix key press handler in tcviz app (1910)
* Faster buffering for Activity Classifier (1819)
* Better recommender updates (1844)
* Fix CoreML export for tree classifiers (1832)
* Add confusion and precision recall matrix to training/validationMetrics (stats after training) for C-API activity classifier (1807)