v1.9 Neighboring Peaks

Major features

• MultiCut data type: simplifies working with multi-channel data (contribution from @desh2608)
• CSJ recipe (contribution from @teowenshen)
• lots of bug fixes

What's Changed

• create proper wav_id in the segments file for multichannel recording by @jtrmal in #831
• kaldi: add an switch/option to read the durations from kaldi utt2dur … by @jtrmal in #832
• Update test packages by @pzelasko in #837
• MultiCut to store multi-channel recordings with shared supervision by @desh2608 in #822
• Use CutSet for whisper annotation workflow by @desh2608 in #834
• use spawn() as the strategy to prevent heisenbug by @jtrmal in #841
• Compatibility for reading alignments saved before Lhotse v1.8 by @pzelasko in #842
• make regexp string raw by @jtrmal in #836
• Use absolute recording paths in yesno recipe by @pzelasko in #845
• Fix CutSet.compute_and_store_features support for lazy CutSets by @pzelasko in #844
• Fixing some QA functions for lazy manifests by @desh2608 in #848
• Fix timestamps in Whisper annotation workflow by @pzelasko in #847
• Update supervisions channels in multi-channel recipes by @desh2608 in #838
• Allow retaining or trimming channels in trim_to_supervisions by @desh2608 in #852
• Match cut_id to utt_id if there is exactly one supervision per cut by @wgb14 in #853
• forced alignment: use num2words to get word timestamps for numbers by @eschmidbauer in #849
• Prepare CSJ by @teowenshen in #851
• Small changes in trim_to_supervisions() by @desh2608 in #855
• Fix checkpoints of samplers that were iterated over more than once within the same epoch by @pzelasko in #854
• Update fisher_english.py by @maxlvov in #858

New Contributors

• @eschmidbauer made their first contribution in #849
• @teowenshen made their first contribution in #851
• @maxlvov made their first contribution in #858

Full Changelog: v1.8...v1.9