Robert Sachunsky

Understood. Thanks for the clarification!

Thanks for the perfect minimal example! Unfortunately, that one evades me. I'm not sure anymore if b45999088ccbda19b57327c05810a8a015ce9a89 was correct in the first place (I remember there were even more pressing...

The second commit adds `VariantType`, i.e. OCR alternatives via `ChoiceIterator` (as in hocr renderer). This yields only 1 `Variant` equal to the `Glyph` content itself with LSTMs – unless `lstm_choice_mode`...

> Which software uses the additional information in the ALTO file? As for current tools, I don't know. (v4 is still pretty new.) In principle, any software that wants to...

@stweil do you want me to make glyph and/or variant output optional, let's say with a variable `alto_add_glyphs`?

> My primary focus regarding ALTO is best support for those tools which require ALTO data, especially for the DFG viewer. Storing ALTO and delivering it via HTTP works best...

> With visualizers like PageViewer (which will very likely also show Glyphs for ALTO soon) this is also a nice option for debugging. It [already does now](https://github.com/PRImA-Research-Lab/prima-page-viewer/releases/tag/1.4.02)!

Partial CI failure (on macos) is _unrelated_ (it cannot find `cmake`)...

> and compatible to the DFG viewer @stweil you still did not elaborate on why exactly the output is incompatible now. Is it really file size? (I cannot believe this.)...

@M3ssman thanks for reviving the discussion! > The ALTO glyph data is not relevant for presentation in viewers. You mean for document presentation scenarios like DFG-Viewer I guess. But viewers...