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Practical articles on speech-to-text, transcription workflows and audio processing.

Chunking Long Recordings: How to Split an Hour of Audio Without Losing Sentence Meaning

September 4, 2026
How chunking splits hour-long recordings for transcription APIs: silence detection, overlap, parallel processing and result merging. Why boundaries matter and how to spot errors.

Combining Multiple Transcription Models: Why One Transcript May Not Be Enough

August 28, 2026
Why combine multiple transcription models: the ensemble approach, ROVER algorithm, and how combining results reduces error rates.

How to Prepare an Audio Recording for the Best Transcription Results

August 21, 2026
How to prepare a recording for transcription: environment, microphone, format, test recording, and audio cleanup for better results.

Transcription for Subtitles: Synchronisation, Line Length, and Readability Standards

August 14, 2026
How to turn a transcript into subtitles: BBC and Netflix readability standards, SRT/VTT synchronisation, editing, and language-specific considerations.

Research Interview and Transcription: Methodological Requirements and Practical Solutions

August 7, 2026
Automatic transcription in research: verbatim vs. clean transcription, ethics of cloud processing, citing transcripts in academic work.

Recording, File, Stream: How to Deliver Audio for Transcription and What Matters

July 31, 2026
Which audio formats and settings improve transcription accuracy: WAV, MP3, bitrate, sample rate, mono vs. stereo.

Punctuation in Transcription: Add It Manually or Trust the Algorithm?

July 24, 2026
How algorithms predict punctuation in transcription, where they fail, and how to efficiently correct the result — a practical guide.

Transcription Accuracy: What WER Really Measures and Why Marketing Numbers Fall Short

July 17, 2026
What WER measures, why 95% accuracy claims don't apply to your recording, and how to evaluate transcription quality in practice.

Custom Terminology in Transcription: How to Prepare a Glossary of Names, Acronyms and Terms

July 10, 2026
How to improve transcription of names, acronyms and domain terms: a practical guide to building and maintaining a custom terminology list.

Interview, Lecture, or Meeting? Each Recording Type Challenges Transcription Differently

July 3, 2026
How transcription differs for lectures, interviews, meetings, and podcasts: demands, typical problems, and recommendations for each recording type.

Speaker Diarization: How Software Tells Speakers Apart

March 30, 2026
How speaker diarization recognizes who is speaking: the technical principle, conditions for reliability, and how to work with results.

Filler Words in Transcription: How They Arise, Why They Matter, and When to Keep Them

March 23, 2026
Filler words in transcription: how they arise, when to remove them and when to keep them. A journalist's, researcher's, and corporate perspective.

Why Czech Presents Unique Challenges for Speech-to-Text — and How to Handle Them

March 16, 2026
Why automatic speech recognition struggles with Czech where it excels at English: morphology, diacritics, word order and training data. What actually helps.

How Speech-to-Text Works: From Sound Waves to Written Words

March 9, 2026
How speech-to-text works under the hood: from audio digitization and spectral analysis to neural networks and their limits for non-English languages.

Coming soon

Real-Time Transcription vs Batch Processing: When to Use WhichSoon

September 11, 2026
Real-time transcription or batch processing? Comparison across accuracy, latency, cost and implementation complexity. Practical guidance for choosing the right approach for your use case.

Legal Transcription: Requirements for Accuracy, Format, and ArchivingSoon

September 18, 2026
Legal transcription: specifics of verbatim recording, requirements for court transcript format and archiving. Where automation saves transcribers' time and where human review must follow.

Medical Transcription and Terminology: Why General Models Fall ShortSoon

September 25, 2026
Medical transcription: why Latin-derived terminology, abbreviations, and eponyms cause general models to fail and how a terminology list and ensemble approach improve results.

Data Privacy and Security When Transcribing Sensitive RecordingsSoon

October 2, 2026
GDPR and transcription of sensitive recordings: cloud API as data transfer outside the EU, a pre-deployment checklist, and when local processing offers better protection than any contractual guarantee.

Transcription Confidence Score: What That Number Actually Tells YouSoon

October 9, 2026
Confidence score in transcription: what the 0–1 number actually measures, why a high value does not guarantee a correct transcript, and how to use the score effectively for prioritizing edits.