# Air Writing: Recognizing Multi-Digit Numeral String Traced in Air Using RNN-LSTM Architecture

> Research article (SN Computer Science, 2021) · cited 12× · AI/ML

**Wikidata**: [openalex:W3119429060](https://www.wikidata.org/wiki/openalex:W3119429060)  
**Source**: https://4ort.xyz/entity/air-writing-recognizing-multi-digit-numeral-string-traced-in-air-using-rnn-lstm-architecture