.. _release0.91.0:

SpikeInterface 0.91.0 release notes
-----------------------------------

8th October 2021



Major improvements and bug-fixes.
Improvements for spikeinterface-gui.


core:
  * frame slice for sorting
  * add segment option for get_template
  * add aggregate_units
  * add aggregate_channels
  * implement waveform retrieval with sparsity
  * fix spikes on border for waveform extractor
  * force dtype to be np.dtype in waveform extractor
  * refactor waveform template cache: add disk persistence
  * fix cast frame slice frames to ints and tdc
  * fix device indices in aggregate_channel probe

extractors:
 * fix yass extractor
 * electrical series arg handle in nwbextractors
 * load maxwell electrode as property
 * add maxwell event extractor
 * fix reading of legacy OpenEphys recording format
 * fix location in NWB

sorters:
  * improve run sorter in docker
  * run_sorters() can use docker images
  * add run_sorter_by_property
  * add read_sorter_folder()

toolkit:
  * add nn_isolation metrics
  * add dtype option in filters and improved docstrings
  * implement sparsity with threshold
  * fix filtering for uint signals

comparison:
  * fix and rename MultiSortingComparison.save_to_folder()/load_from_folder()
  * improve the collision comparison and study framework

widgets:
 * add plot_probe kwargs in plot_probe_map
 * add widget collisions
 * add widget for study

export:
  * improve export_to_phy
  * add sparsity option to export_to_phy

doc:
  * fix typos and grammar