altsoph
Aleksey TikhonovRandom notes on people and machines
| Platform |  | Pricing | Only free issues | Publishes | Monthly |
|---|---|---|---|---|---|
| Issues | 40 | Founded | 6 years ago | Last Issue | 13 hours ago |
| Active | |||||
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altsoph.substack.comLatest Issues
What’s Wrong with Industry Speech Evaluation
In my recent post, What’s Wrong with TTS Evaluation, I argued that there is no sane universal TTS quality score. That was the polite version.
The less polite version is that modern public Speech evaluations are essentially broken. They hav...
Artificial tongue twisters for TTS evaluation
TLDR
We periodically release new TTS models at Inworld, and every new model needs testing. Tongue twisters make useful stress tests, but a model may already have encountered the classics during training. I used an agent to distill tongu...
Agentic Perl Golf
TLDR: in 2019 a friend and I golfed a word-level Markov chain text generator down to a 123-byte perl one-liner. This time I gave the same task to Codex and Claude Code. Codex finished at 97 bytes after getting caught cheating twice. Claude...
What's Wrong with TTS Evaluation
Modern TTS systems are good enough on simple prompts so the old good metrics no longer point in any clear direction. The interesting failures live in the tails: latency tricks, alphanumericals, long-form drift, voice identity, multilingual...
My Forecast from September: How Did It Age?
TLDR:
In early September I published a six-month AI forecast. So it’s time to close the loop. Most of it aged reasonably well; two things I underestimated (systematically but not dramatically) are benchmark improvement speed and code-ge...
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