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CHANGELOG.md

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Changelog

All notable changes to this project will be documented in this file.

The format is based on Keep a Changelog, and this project adheres to Semantic Versioning.

rust-0.8.0 - 2024-04-10

Added

  • Added ability Pitman-Yor prior process
    • Users now specify the prior process (and its prior) in the codebook
  • lace_stats::prior_process::Builder

Changed

  • Offloaded a lot of Assignment functionality to PriorProcess
  • StateAlpha and ViewAlpha transitions are now StatePriorProcessParams and ViewPriorProcessParams
  • Changed SerializedType default to Bincode
  • moved Assignment from lace_cc to lace_stats

python-0.8.0 - 2024-04-10

Added

  • Added ability Pitman-Yor prior process.
  • Added remove_rows to Engine.
  • Added with_index to CodeBook.

Changed

  • StateAlpha and ViewAlpha transitions are now StatePriorProcessParams and ViewPriorProcessParams
  • Updated Pyo3 version to 0.21

python-0.7.1 - 2024-02-27

Added

  • Added support for pickling lace.Engine
  • Improved error reports for certain methods

Changed

  • Updated dependencies for pylace: pandas: 1.3 -> 2.2 pyarrow: 14.0 -> 15.0

Fixed

  • Fixed __version__ property

python-0.7.0 - 2024-02-07

Added

  • Engine.update uses tqdm.auto for progress bar reporting, to support progress bars in notebooks
  • Added flat_columns option to Engine constructor to enable creating engines with one view
  • Added variability method to Engine

Changed

  • Improved errors in type conversions.
  • Rearranged test execution

Fixed

  • Default transition sets now hit all required transitions
  • Fixed typo in internal Dimension class

rust-0.7.0 - 2024-02-07

Added

  • DataParseError::CodebookAndDataRowsMismatch variant for when the number of rows in the codebook and the number of rows in the data do not match.
  • DataParseError::DataFrameMissingColumn variant for when a column is in the codebook but not in the initial dataframe.
  • Added variability method to OraceT trait

Changed

  • Added parallelism to Slice row reassignment kernel. Run time is ~6x faster.

Fixed

  • Initializing an engine with a codebook that has a different number of rows than the data will result in an error instead of printing a bunch of nonsense.

python-0.6.0 - 2024-01-23

Added

  • Added support for Python 3.12
  • Added plot.state function to render PCC states
  • Added analysis.explain_prediction to explain predictions
  • Added plot.prediction_explanation to render prediction explanations
  • Added analysis.held_out_uncertainty
  • Added analysis.attributable_[neglogp | inconsistrncy | uncertainty] to quantify the amount of surprisal (neglogp), inconsistency, and uncertainty attributable to other features
  • Added utils.predict_xs

Changed

  • Updated all packages to have the correct SPDX for the Business Source License
  • Changed to using total variation distance for uncertainty prediction (see docs)
  • Updated dependencies:
    • numpy: 1.21 -> 1.26
    • polars: 0.16.14 -> 0.20.5
    • scipy: 1.7 -> 1.11
    • plotly: 5.14 -> 5.18
    • pyarrow: 11 -> 14
  • Added new dependencies: seaborn, matplotlib

Fixed

  • Fixed issue that would cause random row order when indexing pylace Engines by a single (column) index, e.g., engine['column'] would return the columns in a different order every time the engine was loaded
  • Fixed bug in appending data with a boolean column

rust-0.6.0 - 2024-01-23

Changed

  • Updated all packages to have the correct SPDX for the Business Source License
  • Removed internal implimentation of logsumexp in favor of rv::misc::logsumexp
  • Changed to using total variation distance for uncertainty prediction (see docs)
  • Bump min rust version to 1.62 to support f64::total_cmp
  • Update to rv 0.16.2
  • Update to Polars 0.36

Fixed

  • Fixed bug in appending data with a boolean column

python-0.5.0 - 2023-11-20

Added

  • Codebook.value_map fn and iterator

Changed

  • Added common transitions sets by name to Engine.update transition argument.

rust-0.5.0 - 2023-11-20

Added

  • Lace can now be compiled to Wasm

Changed

  • Moved CLI into its own crate
  • Moved DataSource variants for Parquet, IPC (Arrow), and JSON data types into the formats feature flag.
  • Moved the CtrlC UpdateHandler into ctrlc_handler feature flag
  • Moved Bencher into the bencher feature flag
  • Moved Example code into the examples feature flag (on by default)
  • Replaced instances of once_cell::sync::OnceCell with syd::sync::OnceLock
  • Renamed all files/methods with the name feather to arrow
  • Renamed Builder to EngineBuilder

Fixed

  • Fixed typo UpdateHandler::finialize is now UpdateHandler::finalize

python-0.4.1 - 2023-10-19

Fixed

  • Fixed issues when indexing Engine with slices.

rust-0.4.1 - 2023-10-16

Fixed

  • Fixed stuck iterator from ValueMap.iter.

python-0.4.0 - 2023-09-27

Added

  • Component params now available from pylace
  • Engines in pylace now implement deepcopy

Fixed

  • Fixed pylace's __getitem__ index name to match other accessors
  • Fixed pylace's append_column_metadata to refer to the correct internal function.
  • pylace will try to use Python's internal conversion for floats in value_to_datum conversion.

Changed

  • Updated rust polars to version 0.33
  • Updated rust arrow2 to 0.18

rust-0.4.0 - 2023-09-27

Fixed

  • Upgraded polars version to version 0.33 (fixes builds failing due to no cmake installed)

python-0.3.1 - 2023-08-28

Fixed

  • Automatic conversion from np.int* types to Categorical.
  • Updated lace version to 0.3.1

rust-0.3.1 - 2023-08-28

Fixed

  • Locked to a specific version of polars 0.32 to produce reproducible builds on Rust 1.72

python-0.3.0 - 2023-07-25

Changed

  • Updated lace version to 0.3.0
  • Updated polars to version ^0.31

rust-0.3.0 - 2023-07-25

Fixed

  • Updated breaking dependencies

python-0.2.0 - 2023-07-14

Changed

  • lace.Engine.__init__ now takes a Pandas' or Polars' dataframe to initialize an Engine

Added

  • Engine.load supports loading metadata from disk
  • New Codebook class in the lace.codebook module
  • lace.CodebookBuilder supports loading a codebook from disk or using parameterized inference for creating a new Engine
  • Can append new columns to an Engine.append_columns
    • Specify the types of new columns with ColumnMetadata
  • Can delete columns using Engine.del_column
  • New plot: lace.plot.prediction_uncertainty

rust-0.2.0 - 2023-07-14

Changed

  • FTypeCompat class now has Debug implemented
  • ColMetaDataList now has &str indexing (i.e., traits Index<&str> and IndexMut<&str> are implemented)
  • Engine::insert_data no longer takes suppl_metadata paraemter
  • SupportExtension class now holds a ValueMapExtension rather than the k_orig and k_ext fields
  • Certain variants of the lace::interface::engine::error::InsertDataError enum had typos fixed

Removed

  • The NoOp update handler is gone in favor of ()

Added

  • DataSource::Polars to support direct loading of Polars' DataFrame
  • Engine::del_column to delete columns
  • Codebook::from_df to create a codebook from a polars DataFrame
  • () now implements UpdateHandler (replaces NoOp)
  • Exposed ExamplePaths to public API
  • New method: lace::codebook::data::series_to_colmd
  • New method: CategoryMap::add
  • New method: ValueMap::extend
  • New public types in codebook::valuemap: ValueMapExtension, ValueMapExtensionError

Fixed

  • Clippy Lint in lace-stats
  • Fixed bug in StateTimeout update handler

python-0.1.2 - 2023-06-09

Fixed

  • Engine.append_rows would incorrectly raise an exception stating that duplicate indices were found in polars DataFrame

python-0.1.1 - 2023-06-07

Added

  • Allow index column name to be a case-insensitive variant of ID or Index across Engine methods

rust-0.1.2 - 2023-06-07

Added

  • Allow index column name to be a case-insensitive variant of ID or Index

rust-0.1.1 - 2023-05-31

Fixed

  • Documentation fixes
  • Benchmark tests now work properly

python-0.1.0 - 2023-04-24

Added

Initial release on PyPi

rust-0.1.0 - 2023-04-20

Added

Initial release on crates.io