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Founded by passionate advocates of learning and innovation, Learni set out to make professional training accessible to everyone, everywhere in the world. Our team works in the largest cities such as Paris, Lyon, Marseille, and internationally, to support talents and organizations in their skills development.
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30 free minutes with a training advisor — no commitment.
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Don't let this gap widen
Sans maîtrise de LightGBM en gradient boosting, vos modèles de machine learning perdent en moyenne 30% de précision sur des benchmarks standards, entraînant des prédictions erronées critiques.
Cela multiplie par 4 le temps de calcul et les coûts cloud, soit 5 000 € à 20 000 € gaspillés par projet data science selon des études Gartner.
70% des échecs en projets ML sont liés à un tuning inadapté, exposant votre entreprise à des pertes de parts de marché et freinant votre carrière face à des concurrents agiles.
Chaque retard en compétences amplifie les risques business : agissez avant que l'obsolescence ne devienne irréversible.
The Maîtriser LightGBM : Formation Complète au Gradient Boosting pour la Data Science training is delivered in-person or remotely (blended-learning, e-learning, virtual classroom, remote in-person). At Learni, a Qualiopi-certified training organization, each program is designed to maximize skills acquisition, regardless of the training mode chosen.
The trainer alternates between demonstrative, interrogative, and active methods (through practical exercises and/or real-world scenarios). This pedagogical approach ensures concrete and directly applicable learning in the workplace.
To ensure the quality of the Maîtriser LightGBM : Formation Complète au Gradient Boosting pour la Data Science training, Learni provides the following teaching resources:
For in-house training at a location external to Learni, the client ensures and commits to having all necessary teaching materials (IT equipment, internet connection...) for the proper conduct of the training action in accordance with the prerequisites indicated in the communicated training program.
The assessment of skills acquired during the Maîtriser LightGBM : Formation Complète au Gradient Boosting pour la Data Science training is carried out through:
Learni is committed to the accessibility of its professional training programs. All our training programs are accessible to people with disabilities. Our teams are available to adapt teaching methods to your specific needs. Do not hesitate to contact us for any accommodation request.
Learni training programs are available for inter-company and intra-company settings, both in-person and remote. Registration is possible up to 48 business hours before the start of training. Our programs are eligible for OPCO, Pôle emploi, and FNE-Formation funding. Contact us to discuss your training project and funding possibilities.
Rappel des principes du boosting et de la construction d’arbres de décision ; Présentation de LightGBM, ses avantages face à XGBoost/CatBoost ; Installation et première manipulation en Python. Construction d’un modèle simple, compréhension du pipeline LightGBM.
Gestion des données manquantes et catégorielles, exploitation du format natif LightGBM, meilleures pratiques pour préparer les ensembles de données volumineux ; Analyse des structures de données propres à LightGBM, handling des features avancées ; Visualisation et analyse des résultats.
Tuning avancé des hyperparamètres (num_leaves, max_depth, learning_rate, feature_fraction, etc.) ; Techniques de cross-validation adaptées ; Détection de surapprentissage et solutions (early stopping, régularisations) ; Techniques pour interpréter les modèles : importance des variables, SHAP values ; Déploiement et meilleures pratiques pour la production.
Target audience
Data scientists, ingénieurs data, analystes souhaitant approfondir l’usage de LightGBM en machine learning
Prerequisites
Maîtrise de Python et des bases du machine learning supervisé, expérience avec Pandas et NumPy
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