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TEMA 3
TRANSFORMACIÓN DE CLAVES (HASHING)
…o como encontrar, con el mínimo esfuerzo, una clave dada dentro de un conjunto de elementos.
OBJETIVOS DE ESTE CAPITULO:
• Concepto de `Hashing' (Dispersión).
• Colisiones y su tratamiento
• Cómo puede convertirse una clave dada en otra con funciones de trasformación
• Cómo optimizar el concepto de trasformación de claves
INDICE TEMA 3.
3.1 Transformación de Claves
3.1.1 Hash
3.2 Manejo de Colisiones
3.2.1 Externo
Encadenamiento Directo
Overflow
Interno
Encadenamiento Directo
Encadenamiento Vacío
3.2.2.2.1 Inspección Lineal
3.2.2.2.2 Inspección Cuadrática
3.3. Elección de la función de transformación
Método del centro de los cuadrados
Método de la división
Método de desplazamiento
Método de plegamiento
Factor de carga y efectividad
Buckets (compartimentos)
1. TRANSFORMACIÓN DE CLAVES
Sea un conjunto C:
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Enviado por: | Jesús Alonso |
Idioma: | castellano |
País: | España |