shaikhasun

thank you very much bro ... thank you

yes in arc gis 10 ... i did not get you brother how

How to remove unwanted background color we get in hydrology > direction and accumulation process .... i tried to make the background color to no color but its not working ...here is the link of my snapshot to understand better http://i57.tinypic.com/ac9xxc.jpg

yes brother it is same like we do it in erdas ... do the georeference in arc gis we match the same places/point of map and imagery in erdas , it is similar in arc gis

thanx bro

i got my problem solved .... bhuvan portal of indian site has all the village boundaries demarcations .. so i made a polygon shape file of my area and i did the process subsetting the required image through shape file thank u all

bro i didnt get u ,,,, see for example i have an america map .. it has many states ... i have a landsat image and i want to take out a state... how to do it .. neither i have toposheet so that by georeferencing i can do it and just assume that i dont have toposheet ,, how to do it now

bro how to do it in erdas imagine ?

hi everyone.. I have a landsat 8 image of one district and i want to take out the specific area like a mandal in district .. how can i do it ? Is the toposheet of the mandal is compulsory or can we do it without toposheet ? If we dont have toposheet how can i cut the mandal shape in erdas or arc gis what ever .. please help me in this

hi folks... i have a query please help me.. i have a map of india with 28 states in vector format shape file.. i want to take only one state or any Aoi area in vector shape file ..in ERDAS .. how to do it

to use atcor we shud have license ... but i need cracked atcor thanx for replying

thank you brother i even tried the haze reduction but it is not going completely.. so i must now download another image

brothers can any one help me in getting the sub pixel classifier tutorial.. i think we can do cloud correction here ,, i am trying to do cloud removal of landsat 8 in erdas 9.2 but am not able to understand how to do it .. please help me

when i tried to do quick atmospheric correction in envi 4.7 on landsat 8 image .. it showing the input file must contain valid wavelengths .. what should i do ?

how brother ? can u please post the tutorial here or else write the details of steps please .. thanx for replying