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TIM Studio

v5.4.4 [2021-09-21] (current stable release)

Bug fixes

Forecasting:

  • Fixed forecasting configuration option for relative out-of-sample range showing NaN as the amount of samples and incorrect preview ranges when working with monthly data
  • Fixed forecasting configuration option for rolling window showing NaN as the amount of samples when working with monthly data

Anomaly Detection:

  • Automatically selected the latest dataset version when configuring an anomaly detection detect job
  • Corrected displayed out-of-sample period when configuring an anomaly detection detect job

v5.4.3 [2021-09-13]

Bug fixes

  • Fixed deployment pipelines

v5.4.2 [2021-09-06]

Bug fixes

  • Fixed rich text typing

v5.4.1 [2021-09-03]

Changes

Forecasting:

  • Configuration card closes fully when showing results (by default)
  • Improved ordering of in-sample and out-of-sample results in line chart legend: bins before samples ahead, near before far, in-sample before out-of-sample

Anomaly Detection:

  • Configuration cards close fully when showing results (by default)

Bug fixes

Forecasting:

  • Quality slider in Mathematical section of configuration card
  • Error measures are removed from page on iterate
  • Error measures: first column shows bin names after building model and showing results
  • Error measures: first column shows correct amount of samples ahead

v5.4.0 [2021-08-13]

New features

Forecasting:

  • Samples-ahead view mode

Changes

  • Switch to hierarchical API responses

Bug fixes

  • Direct access to pages containing UUIDs
  • Deletion of experiments

Datasets:

  • Ordering of dataset versions on dataset detail page
  • Ordering of dataset versions on use case detail page

v5.3.0 [2021-07-19]

New features

  • Use case exporting functionality
  • Use case importing functionality
  • Context sensitive documentation and links to more detailed documentation
  • Possibility to create a workspace from a user group's detail page
  • Possibility to remove a workspace from its detail page

Changes

  • 'No users found' message when using the search functionality to add users to a user group, when no users are found

Anomaly detection:

  • Improved progress message of detection

Datasets:

  • Improved handling of required fields in dataset upload/update via SQL
  • Improved placement of 'Submit' and 'Cancel' buttons in the add and update dataset pop-ups
  • Improved visualization of data with a combination of lines and markers

Bug fixes

  • Fixed formatting of 'Last updated at' timestamps
  • Fixed styling of 'Edit workspace' button
  • Fixed bug related to deletion of use cases

Forecasting:

  • Possibility to open results of forecast jobs with status Finished with Warning

Datasets:

  • Removed the option to link a dataset to a use case that resides in a different workspace than that of the dataset

v5.2.0 [2021-06-24]

New features

Forecasting:

  • Quick forecasting functionality: select or upload a dataset and immediately forecast with it from anywhere in the app
  • Quick forecasting functionality: immediately forecast with a dataset from its detail page
  • Possibility to select the dataset version to build and apply forecasting models on (previously the latest version was always used)

Anomaly detection:

  • Possibility to select the dataset version to build and apply anomaly detection models on (previously the latest version was always used)

Datasets:

  • Possibility to switch between dataset versions in the dataset detail page
  • Made dataset version detail pages directly accessible
  • Visualized status of each dataset version in the dataset detail page

Changes

Anomaly detection:

  • Disabled "Use KPI offsets" when "Use offsets" is set to No
  • Disabled dictionaries "Simple moving averages", "Exponential moving averages" and "Time offsets" when "Use offsets" is set to No
  • Renamed "Complexity" setting of anomalous behavior models to "Maximum Complexity"
  • Updated the maximum bound for the "Maximum Complexity" setting of anomalous behavior models to 30

Bug fixes

  • Cancel buttons redirect to origin page
  • Edit buttons redirect to origin page
  • Experiments are no longer accessible from URLs containing the wrong experiment type

Forecasting:

  • Fixed updates of status pills

Anomaly detection:

  • Fixed updates of status pills
  • Improved responsiveness of "Sensitivity" sliders
  • Improved responsiveness of "Normalization" switch

v5.1.2 [2021-06-18]

Changes

  • Recognizing of timestamp formats in CSV files
  • Recognizing of CSV separator
  • Recognizing of decimal delimitor in CSV files
  • Switched location of "Timestamp format" and "Timestamp column" on dataset upload and update pages

Bug fixes

  • Fixed updates of page when navigating between workspaces
  • Fixed handling of expired tokens

Forecasting:

  • Fixed rendering of forecasting results for 1 sample ahead forecasts
  • Fixed visualization of timescaled forecasts

Datasets:

  • Linking of an existing dataset to a use case filters the available datasets by the workspace
  • Fixed caching on dataset list page

v5.1.1 [2021-06-15]

Changes

  • Added always shown labels to treemaps
  • Improved consistency of notification colors

Datasets:

  • Added "no use case" zone in dataset detail page
  • Added possibility to add a use case linked to a dataset from the dataset detail page
  • Added possibility to link an existing use case (without a dataset) from the dataset detail page

Bug fixes

  • Fixed updating of page content when navigating between workspaces
  • Fixed setting and updating of active use case when navigating TIM Studio

Forecasting:

  • Fixed error when not setting any out-of-sample range

v5.1.0 [2021-06-14]

New features

  • General settings allowing personalization of delete confirmation

Forecasting:

  • Possibility to configure out-of-sample range(s) by setting start and end timestamps (previously only relative range)

Anomaly Detection:

  • Added detection functionality (based on a previously built model)

Datasets:

  • Added functionality to download a dataset
  • Added visualization of progress when uploading and updating a dataset
  • Added possibility to update and edit a dataset from the dataset detail page

Changes

  • Gathered page level actions in an actions component
  • Improved visualization of default configuration

Datasets:

  • Improved ordering of "Timestamp Column" and "Timestamp Format" in dataset upload page

Bug fixes

  • Fixed flow of logging in without checking "Remember me"

Forecasting:

  • End of forecasting horizon configuration renamed to'End' instead of 'Length'

v5.0.4 [2021-06-04]

Changes

  • Added date of creation to experiment list in use case detail page in case experiment has not yet been updated

Forecasting:

  • Option to set prediction intervals (confidence level)
  • Automatically select (show) the first bin in the detailed line chart

Bug fixes

  • Fixed preview rendering upon changing of CSV separator setting
  • Removed option to open empty menu in user group detail page as non-owner

v5.0.3 [2021-06-03]

Changes

  • Added pagination to lists (user groups, workspaces, use cases, experiments)
  • Added date of last update to experiment list in use case detail page

Forecasting:

  • In model building settings, added '(de)select all' functionality to list of predictors
  • Disable selection of target of executed job

Anomaly Detection:

  • Improve rendering of threshold in anomaly indicators chart
  • Match range of anomaly indicators chart with detailed line chart when using a subset of the dataset as in-sample period
  • In model building, use default minimum and maximum sensitivity of 0 and 5
  • In model building settings, range sensitivity from 0 to 10
  • In model building settings, added '(de)select all' functionality to list of influencers
  • Disable selection of KPI of executed job

Bug fixes

  • Removed access to user group editing page for non-owners
  • Removed defaulting to the personal user group when adding a workspace
  • Removed results from page when switching between experiments of the same type
  • Added newly added experiments to the list of experiments without the need to refresh the page
  • Handle perspectives in anomaly detection model building when using partly manual settings

v5.0.2 [2021-05-27]

Bug fixes

  • Displaying of long dataset names in use case detail page

v5.0.1 [2021-05-26]

Changes

  • Possibility to access the log of a dataset from the dataset list page

Bug fixes

  • Displaying of long variable names in configuration cards
  • Rescaling of line chart with card width

v5.0.0 [2021-05-18]

New features

  • TIM Studio interface built to reflect underlying structure in TIM repository
  • Possibility to manage users in user groups
  • Possibility to manage work in workspaces, use cases and experiments
  • Posibility to update datasets to new versions
  • Forecasting model building jobs
  • Iterate over forecasting model building jobs
  • Support for bins in forecasting results
  • Anomaly detection model building jobs
  • Iterate over anomaly detection model building jobs
  • Intuitive coloring of variables consistent throughout line chart, predictor importances treemap and feature importances treemap
  • MLOps: keep track of accuracy metrics over iterations

v2.0.0 [2020-11-02] (deprecated, but still available)

New features

  • Dataset exploration screen with tabular view and quick insights
  • Dataset size limits decoupled from license limits - it is possible to upload bigger data and explore them
  • Support for irregularly sampled data and millisecond data
  • Input data can contain duplicate timestamps
  • New validators/descriptive error messages guiding users in case of issues with input data
  • New hierarchical structure of artifacts
  • Use Cases unite all work related to certain business outcome/value (experiments and forecasting)
  • Step by step Wizard - create Use Case along with the first Experiment
  • Completely new Experiment Workbench screen uniting settings, results, list of iterations, insights and warnings
  • Parameters and results of experiments are stored for each Iteration
  • New way to define TIM Engine parameters
  • Automatic detection of forecasting situation (incl. data availability) from current data
  • Dataset versioning - possibility to continue experimenting on prev. version of data after Dataset update
  • Enabled settings for TIM Engine: data imputation and min./max. values
  • New "dictionaries" for model feature generation: Fourier, Trend, Month, Day of the week
  • Seamless transition from experimenting to production - turn experiment iteration to Production setup
  • Tooltips with description added to key UI elements (e.g. Math settings in Experiment workbench)
  • New way of forecasts management
  • New home screen called Dashoard with quick access to the most recent work and Datasets
  • History (log) for main artifacts (for creation and modification events)

Changes

  • Target column is now selected during Use Case/Experiment creation process (not data upload)
  • Removed Model Building Definition, settings to TIM Engine are now part of Experiment Iteration
  • Anomaly detection functionality not available (will be part of future releases)
  • Workspaces not available (will be part of future releases)
  • No need to define forecasting situation (routines for data updates or forecasting) upfront

v1.3.1 [2020-03-16] (deprecated, but still available)

New features

  • Added export dataset option to dataset detail view
  • Added Sunburst chart preview to anomaly Model detail

Changes

  • In the forecast view, all target values are displayed in the graph
  • Number of enabled predictions for model was increased from 19 to 25
  • Identity feature in model building definition has the acronym "ID"
  • Hidden overview tile on home page

Bug fixes

  • Fixed compatibility issues in MS Edge
  • Fixed normalization of predictions according to the target
  • Several bugs fixed related to dataset update and instant forecasts

v1.3.0 [2020-03-04]

New features

  • new screen for dataset upload (user defined timestamp format, target selection etc.)
  • Sunburst diagram in model detail view
  • data normalization in charts
  • export of data displayed in model detail chart
  • new dictionaries: Identity and Simple Moving Average
  • added option to turn off offsets

Changes

  • dataset loading speed increased
  • not using low quality predictions in anomaly detection
  • changed warnings for extreme values coming to prediction to IQR standard instead of relative difference
  • turned off Piecewise Linearity dictionary for too short datasets, turned off Weekdays and Weekrest dictionaries for datasets with too few Mondays

Bug fixes

  • several bugs fixed related to datasets upload
  • fixed bug with predictors that are updated not every day of week