co-trained

/ˌkoʊˈtɹeɪnd/

adjective

Trained jointly or simultaneously alongside another model, classifier, or network component, typically processing distinct feature sets, data views, or modalities.

Ask AI about this wordChatGPTClaudePerplexityGoogle AIGrok

Meanings

adjectiveco-trained (not comparable)
  1. not comparableartificial intelligence; machine learning; artificial intelligence; machine learningTrained jointly or simultaneously alongside another model, classifier, or network component, typically processing distinct feature sets, data views, or modalities.

    The l2 loss is co-trained with the correlation alignment and classifier losses in an end to end fashion...

    2021, X. Huang et al., "Deep Domain Adaptation based Cloud Type Detection...", NASA Technical Reports Server (NTRS)
    2 more examples

    ...co-trained classifiers (C). The difference between the two image representations is that one is built on the combination of all the image features...

    2016, S. Bianco et al., "CURL: Image Classification using co-training...", ScienceDirect

    The model was co-trained on two distinct data modalities: global weather dynamics and expert-curated historical cyclone observations.

    2026 August 6, Google DeepMind, "WeatherNext: AI model achieves breakthrough in forecasting cyclones"
  2. broadlynot comparableartificial intelligence; machine learning; artificial intelligence; machine learningMutually optimized or enhanced through a collaborative machine learning architecture, such that individual components iteratively swap labeled data, align feature distributions, or act as a corrective ensemble to boost overall predictive accuracy.

    For CB, the co-trained label model outperforms GPT-3 32-shot despite only using 4 labeled examples.

    2022, H. Lang et al., "Co-training Improves Prompt-based Learning for Large Language Models", Proceedings of Machine Learning Research
    2 more examples

    In order to combine and improve the individual models generated by CoRec as they are simultaneously co-trained, ECoRec incorporates an in-built ensemble...

    2019, A. F. da Costa et al., "Boosting collaborative filtering with an ensemble...", ScienceDirect

    Even with 400 real demonstrations, the co-trained policy consistently outperforms the real-only policy by an average of 38%...

    2025 July 16, NVIDIA Research, "R²D²: Training Generalist Robots with NVIDIA Research"

Origin

From co- + trained.

Full word history & related roots →
Cite this entry
APA

co-trained. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/co-trained

MLA

“co-trained.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/co-trained. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “co-trained,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/co-trained.

Source: co-trained on Wiktionary, CC BY-SA 4.0.