5 dépôts
Utilities for detecting null or NaN values in datasets.
Distinguishing note: Focuses on identification logic rather than structural sentinel architecture.
Explore 5 awesome GitHub repositories matching data & databases · Missing Data Identification. Refine with filters or upvote what's useful.
Pandas is a high-performance data analysis library that provides a comprehensive framework for manipulating, cleaning, and transforming structured datasets. It centers on labeled one-dimensional and two-dimensional data structures, allowing users to construct, filter, and reshape tabular information while performing complex arithmetic and logical operations. The library distinguishes itself through a sophisticated indexing engine that enables automatic data alignment during calculations and relational merges. By utilizing a block-based memory layout, it optimizes cache locality for vectorized
Identifies missing values using standard sentinel markers based on data types.
This project is a machine learning array framework and tensor computation library designed for high-performance numerical computing. It provides a comprehensive suite of tools for constructing and training neural networks, featuring an automatic differentiation engine that facilitates gradient-based optimization and complex mathematical modeling. The library distinguishes itself through a unified memory architecture that allows data to be shared across CPU and GPU devices without explicit copies, significantly reducing data movement overhead. Its execution model relies on a lazy evaluation en
Flags non-finite or missing values in arrays to facilitate data cleaning and numerical stability.
This project is an educational platform and tutorial series designed to teach the Go programming language through the practice of test-driven development. It provides a structured path for developers to master language fundamentals, concurrency, and standard library usage by building functional applications in small, verifiable increments. The core methodology centers on the test-driven development cycle, where failing tests are written before implementation to define requirements and ensure code correctness. This approach is applied across a wide range of practical scenarios, including the c
Implements idiomatic lookup patterns using secondary return values to indicate key presence.
Liquid is a secure template engine and markup language used to generate dynamic HTML or text by combining static templates with backend data. It functions as a web template renderer that transforms markup into final output while restricting available logic to prevent arbitrary code execution. The engine focuses on secure markup execution, providing a restricted environment where user-provided templates cannot access sensitive system data. It utilizes a safe evaluation sandbox to ensure that only a predefined set of instructions can be executed. The system includes capabilities for template s
Detects undefined variables and filters during rendering to identify missing data or broken logic.
StreetComplete est une application Android permettant de modifier et d'améliorer les données géographiques d'OpenStreetMap. Elle fonctionne comme un outil de données géographiques participatif qui identifie les informations cartographiques manquantes et permet aux utilisateurs de combler ces lacunes via une interface de sondage guidée. L'application inclut un outil de mesure de distance utilisant la réalité augmentée pour calculer des longueurs physiques afin de cartographier précisément les caractéristiques géographiques. Elle prend également en charge un flux de travail de collecte de données géographiques hors ligne, permettant aux utilisateurs d'enregistrer leurs réponses localement en l'absence de connexion internet et de les synchroniser ultérieurement avec la base de données cartographique. Le système couvre le relevé géographique mobile via une saisie de données basée sur des questions et la découverte de tâches géolocalisées. Il fournit des utilitaires pour affiner la précision des données cartographiques et identifier les attributs manquants afin d'améliorer la qualité globale de la carte.
Locates nearby places that lack essential information and marks them as tasks for data collection.