Xuegang Chen

6 Questions 13 Answers 0 Followers

Questions related from Xuegang Chen

How can the DustTrak 8530 and IAQ 7545 be synchronized the same time with internet clock?

How can I synchronize the time of DustTrak 8530 and IAQ 7545 with internet clock? Or can the two instruments set the same time. Because the 7545 dont set the second of clock.

29 July 2019 6,902 1 View

Can the data at different site and time point be analysied by statistical regresssion analysis?

Hello everybody, I aquired some data(x, y variables) at the different sites and time points. Can these data be analysed by regression analysis? I want to establish a relationship formula....

08 February 2017 3,344 5 View

Can the Landsat 7 ETM+ SLC-off data be used to compute land surface temperature?

Dear fellows, I will to compute land surface temperature(LST) from landsat etm imagery. Can the Landsat 7 ETM+ SLC-off data be used to compute land surface temperature because these products...

02 February 2016 662 9 View

Are there some methods about how to import ESRI world imagery to ArcMap or ENVI?

I going to import the ESRI world imageries(base map) to ArcMap or ENVI. Then, I digitize the imageries to get vectors. But I don't know any methods to realize it. Thanks.

07 February 2015 9,065 4 View

Can someone answer a question about linear spectral mixture models?

I want to use the linear spectral mixture model through end member selection. But now many researchers all use envi remoted sensing software. I found the puried pixels selection tools in envi...

11 January 2015 2,518 4 View

Why cannot I convert landsat tm into square polygons in ArcGIS?

I have converted a landsat tm to polygons using raster to polygon tools of arctoolboxs. But I get some irregular and square polygons. Can I get some square polygons and its size is equal to the...

04 January 2015 9,308 11 View