A method, apparatus, and computer program product are provided for encoding audio events as geo-referenced audio events for use in location establishment. Methods may include: receiving first audio data from a first sensor; establishing a baseline frequency profile; identifying, within the first audio data, a first audio event, where the first audio event satisfies at least one predefined criteria relative to the baseline frequency profile; identify a location corresponding to the first audio event; encoding the first audio event in a database to correspond to the location; receiving second audio data from a second sensor; identifying, within the second audio data, a second audio event; correlating the second audio event with the first audio event; and providing the location in response to the second audio data. The at least one criteria may include a statistically significant change in a prominent frequency in the audio data.


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    Title :

    METHOD, APPARATUS, AND COMPUTER PROGRAM PRODUCT FOR ROAD NOISE MAPPING


    Additional title:

    VERFAHREN, VORRICHTUNG UND COMPUTERPROGRAMMPRODUKT ZUR KARTIERUNG VON STRASSENLÄRM
    PROCÉDÉ, APPAREIL ET PRODUIT-PROGRAMME INFORMATIQUE POUR LA CARTOGRAPHIE DE BRUIT ROUTIER


    Contributors:

    Publication date :

    2021-09-29


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B60W CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION , Gemeinsame Steuerung oder Regelung von Fahrzeug-Unteraggregaten verschiedenen Typs oder verschiedener Funktion / G01C Messen von Entfernungen, Höhen, Neigungen oder Richtungen , MEASURING DISTANCES, LEVELS OR BEARINGS



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