general
general


Author Comment Last activity Moderation
FahimR " Amazing articles quality and presentation. Thank You so mush for sharing. Windows 7 Free Windows 7 Ultimate Free Windows 7 Oct 2018 Free Windows ..." | Read more » over 5 years ago
nedhorning " Nice photos. I suggest using lighting conditions similar to those for the photos you plan to take. Once you get the white balance routine down it'..." | Read more » over 5 years ago
cagiva " @nedhorning, actually your question/suggestion fixed the calibration. After switching to "Auto" to take a picture to compare and switching back to..." | Read more » over 5 years ago
nedhorning "Do the images you acquire using "Auto" mode look the same or very similar to the ones you acquire using the custom white balance? " | Read more » over 5 years ago
cagiva " @nedhorning, I'm actually using the "Custom" option following the steps shown here, but using the Red calibration card. " | Read more » over 5 years ago
nedhorning " Hi: It looks like you are using "Auto" mode when taking the photo. I don't have this camera but I found this web site that might help: https://sup..." | Read more » over 5 years ago
cagiva "@cfastie, You were absolutely correct. The Blue card from PublicLab arrived today so I redid the white-balancing calibration with it and I got much..." | Read more » over 5 years ago
cfastie "Performing a custom white balance on a blue-filtered NIR camera fools the camera into exaggerating the brightness of the red channel. The red chann..." | Read more » over 5 years ago
jeffalk "I just reviewed this conversation and would like to add to it and would like comments from @sagarpreet and @guolivar if possible. About the USEPA ..." | Read more » over 5 years ago
johnk21 "Hi admin, A very well article written. You have done a good research on this topic. Amazing writing skills shown. Here is a piece of my writing Wha..." | Read more » almost 6 years ago
guolivar "Great work @sagarpreet! This might get rambly because there is no right answer but I'll try to explain why and what then. The first thing you nee..." | Read more » about 6 years ago
sagarpreet "Which one makes more sense ? " | Read more » about 6 years ago
sagarpreet "Hi , I have 2 options for making heatmap : 1.) Either use global maxima and global minima value (of PM2.5 in ug/m3) to make heat map . 2.) Or to ..." | Read more » about 6 years ago
sagarpreet "Can someone also help me with this ? I have 2 options for making heatmap : 1.) Either use global maxima and global minima value (of PM2.5 in ug/m3..." | Read more » about 6 years ago
sagarpreet "Yes it makes sense...PM2.5 value seems to be more appropriate . Thank you :) " | Read more » about 6 years ago
sagarpreet "Thanks for reply :) Yes the unit is in ug/m3 . " | Read more » about 6 years ago
nanocastro "Hi @sagarpreet nice work. I think is better to leave the PM2.5 value because the AQI refers to a combination of pollutants. They https://www.faceb..." | Read more » about 6 years ago
nanocastro "Hi @sagarpreet nice work. I think is better to leave the PM2.5 value because the AQI refers to a combination of pollutants. They https://www.faceb..." | Read more » about 6 years ago
nanocastro "Hi @sagarpreet nice work. I think is better to leave the PM2.5 value because the AQI refers to a combination of pollutants. They https://www.faceb..." | Read more » about 6 years ago
the_butler "This is interesting. What unit is PM2.5 in? If it's ug/m3 then I think it's best to not change it because ug/m3 is one of the most widespread measu..." | Read more » about 6 years ago
warren "I wonder if @marlokeno, @nanocastro, @imvec, @xose, @zengirl2, @JamesWarren, @the_butler, @guolivar, or @DrJessie may be interested in this post or..." | Read more » about 6 years ago
sagarpreet "I used the formula given on the pic above :grinning: . Now the heat map looks like this : " | Read more » about 6 years ago
sagarpreet "Thank you :) " | Read more » about 6 years ago
warren "This is an awesome post by the way @sagarpreet!!! " | Read more » about 6 years ago