Write Code to detect Automobile Engine ON-OFF

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I'm in need of analyzing various sound samples (in WAV/AIFF) and detecting Automobile (Car) engine turning on and off. The sounds are recorded from a microphone placed below car (in dead center).

Initially, some analysis will be done ie FFT, and finding the shortest amount of time needed for detecting the engine been turned off. Then a program shall be written in C that will take as input a file. It will generate a log indicating the exact times the event happened. This code should run in either PC (and later) embedded environment, ie Arduino.

Various types of recordings of cars will be played to test how well it detects the car engine been turned OFF

Assembly C-programmering Innebygd programvare Matlab and Mathematica Lyddesign

Prosjekt-ID: #10658757

Om prosjektet

25 bud Eksternt prosjekt Aktiv 7 år siden

25 frilansere byr i gjennomsnitt $1221 for denne jobben

VoblNet

I can make for you, sound analyzer for engine is running. I have done signal processing CortexM3, CortexM4F, AVR. I am familiar with the Arduino, for lot of people I help to make use this concept, but for special tas Mer

$1250 USD på 25 dager
(22 Omtaler)
5.9
hainraja

Hi, I have worked on several projects on desktop, web and embedded platforms. Here we need to do the sound filtering and resonate close proximity of an engine noise. This requires analysis of sound samples you have co Mer

$1250 USD på 25 dager
(28 Omtaler)
5.5
ihsconsult

Hi, I am an experienced engineer that is very familiar with signal analysis methods (i.e. audio, image, video, etc.). I have a number of software tools at my disposal to perform the analysis of the engine. I am also Mer

$980 USD på 14 dager
(4 Omtaler)
5.1
lanthan

Hello. I can assist you with this signal processing. Please provide a few demo records from your microphone system with different engines and different states to test algo. If I correctly understand finally you need ba Mer

$750 USD på 5 dager
(7 Omtaler)
5.1
Anthony989

Hello, I am Anthony. I am working FULL TIME as freelancer. I have double degrees in Mechatronics and Applied Science fields. I have very good feedbacks on freelancer.com . Please check the lin Mer

$888 USD på 20 dager
(15 Omtaler)
5.1
johnklima

Greetings! Sounds like a very interesting project! I have done quite a bit of work with audio processing using FFT for frequency/note detection in real-time. I have also used FFTs to make realistic ocean waves on GP Mer

$1250 USD på 20 dager
(3 Omtaler)
3.6
rymnikski

Hi there, I have developed applications to detect sounds of birds, and to differentiate the species. I used for this, spectral decomposition and deep learning. I can make the code in C, I can to use spectral decomposi Mer

$800 USD på 15 dager
(14 Omtaler)
3.8
mike199

My name is Mike and I’m from UK. I work with individual clients and also provide outsourcing services for a number of UK and USA based agencies. Your project description sounds interesting to me and I do have skills & Mer

$1250 USD på 20 dager
(1 anmeldelse)
3.2
fjld93

Hi, I'm a telecommunications engineer, I'm expert in DSP, signal analysis, I have extensive knowledge programming in C, C++, python and matlab language. First we need to analyze the audio record, the spectrum of we the Mer

$800 USD på 15 dager
(2 Omtaler)
2.4
Diirf

Hello, I like your project, is interesting. I am a telecommunications engineer, I have experience in digital signal processing, we can filter the signal and compare power level for know when the engine is turn on and o Mer

$750 USD på 12 dager
(2 Omtaler)
2.4
kishancool30

I am an embedded software engineer and have worked witn gstreamer framework which is well known audio and video framework

$1000 USD på 30 dager
(0 Omtaler)
0.0
aloque

Hi I have some knowledge in Machine Learning, I can analyze the data and extract features. Also I have knowledge in embedded systems, I have an arduino, but also I have some MCUs that have DSP capabilities like t Mer

$1250 USD på 30 dager
(0 Omtaler)
0.0
saiakhil131096

I have got very good experience in programing arduino and signal processing with raspberry pi. I have done few speech signal processing projects with gave me a good amount of experience in dealing with filtering and re Mer

$1111 USD på 20 dager
(0 Omtaler)
0.0
ramizhasan11

A proposal has not yet been provided

$1111 USD på 5 dager
(0 Omtaler)
0.0
mangolancer

Hello! I think I can help you with your project. I also have some questions. From experience I know that detecting such ON and OFF events will incur a certain error. I wonder what is the degree of acceptable erro Mer

$1111 USD på 7 dager
(0 Omtaler)
0.0
harsha2989

Hi, I come with good industrial experience in Product design domain. I have dealt with multiple complex projects. I would love to work on this project. Thanks & Regards, Sri Harsha

$2061 USD på 20 dager
(0 Omtaler)
0.0