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Allen Kei
United States
Registrace 1. 05. 2016
Yik Lun, Kei
Ph.D. candidate
Department of Statistics
University of California, Los Angeles
Ph.D. candidate
Department of Statistics
University of California, Los Angeles
Change Point Detection in Dynamic Graphs with Generative Model
The paper: arxiv.org/pdf/2404.04719
zhlédnutí: 115
Video
Binary Search Tree: Search and Delete Node (R6 Reference Class)
zhlédnutí 124Před 2 lety
Binary Search Tree: Search and Delete Node (R6 Reference Class)
Binary Search Tree in R with R6 Reference Class
zhlédnutí 1,5KPřed 2 lety
Binary Search Tree in R with R6 Reference Class
UCLA Stats100B Mathematical Statistics: Bootstrap
zhlédnutí 372Před 3 lety
UCLA Stats100B Mathematical Statistics: Bootstrap
UCLA Stats100B Mathematical Statistics: Normal, Chi-squares, T, F distribution
zhlédnutí 293Před 3 lety
UCLA Stats100B Mathematical Statistics: Normal, Chi-squares, T, F distribution
UCLA Stats100B Mathematical Statistics: sum of random variable & moment generating functions
zhlédnutí 214Před 3 lety
UCLA Stats100B Mathematical Statistics: sum of random variable & moment generating functions
Monte Carlo Integration and Importance Sampling
zhlédnutí 9KPřed 4 lety
Monte Carlo Integration and Importance Sampling
I was able to quickly find your video and update the date filter based on your step by step instructions. Thank you so much, this was very helpful.
This was so helpful thank you Allen!
Typo in theta^*: it should be minus sign not plus sign. Then the result is p^2.
czcams.com/channels/qgbcWfmdBxPtZczUf_0ATg.html
do you have a syntax Elman recurrent neural network for classification? I really need it for my final assignment
do you have a syntax for classification using Elman recurrent neural network? I really need it for my final assignment
That's a great work! Very helpful! Thank you for posting it!
🎉🎉🎉
what if i want name of the month? i used datename but if i use this it is missing heirarchy ? any suggestions?
Good content......too much fumbling in the explanation....practice a script if it is too much to process...
can we navigate between two workbooks?
This video is helpful.
How do we do hyper-parameter tuning for the boosted random forest?
Thank you
Thank you for great video🎉🎉🎉
Great video
How do I choose the envelope distribution. Should I go by trial and error? What if I graph the target dist and say it looks like an exp decay, if i use an exp envelope and it doesn’t work, where do I go from there?
Hello! How can take sample from N(0,1) distribution truncated in [-1,2] with envelope Distribution laplace(0,b) ? And how can find an envelope distribution for N(0,1) that it has the biggest probability of acceptance? Thanks
It sped up a lot somewhere... apart from that nicely Played
In the optimise function, it says that the arguments are missing. > U1 <- optimise(fn, c(123.279, 200)) Error in f(arg, ...) : argument "args" is missing, with no default But you haven't passed arguments to your function either. What could I be doing wrong?
I dont understand why you are all just calculating the performance of the model but not predicting the new data as well?
Useful codes, but my lord, he is terrible at explaining verbally.
Are you sure this is monte carlo? It just looks like the sum of small portions of the function, totally not monte carlo
Such a wonderful explanation and it was easy to follow :) Thanks for this tutorial!
Why didn't you show the formula you used in the calculated field. Without this, this video is pretty much useless. Pure waste of time and very disappointing.
Hello, thank you very much for sharing such interesting content with us. I would like to see the full code of the algorithm you have programmed if you don't mind, thanks again . I'll leave you my email if you agree, because I'm really interested in this algorithm and I want to do some research on it
i work with AI/ML with Tableau ....your video is not informative // and does not mention a real integration with a TABLEAU Workbook
Can i get the full sintax of secant method?
Great example and explanation. So useful for my work. Thanks
Hi Allen, i tried to run this on my 86 variable dataset, but I’m getting very low RS2 value like between 0 to 0.02 only. Is there anything to do with that?
Hi Allen, I tried replicating the above code. Getting the error - Error in self$node <- Node$new(data) : cannot add bindings to a locked environment. Can you help resolve this?
Could you please explain why you do plot(reg.summary) and not plot(regfit.full) ?
Hate silent videos. Get a microphone. If you can afford a computer you can afford a microphone.
👍❤️
when I add the calculated field called "date range" to my graph it only shows me the option of false and null, Does anyone have any idea how to fix it?
This is not a tutorial on how to build an analytical traffic light chart in Tableau. It is how to create an abstract image of a traffic light using text and formatting. There are no calculations or usable functionality in this video.
I didn't see response to questions on how to create "sample n" function, please help. Thanks!
Very poorly explained
You found Integrate as a 2 but you have never used it. What am I missing? For instance, in the loop, f has not been changed to pdf as how you are told.
I liked the video btw, thanks
I divided f function to 2 and result did not change. Maybe he did for this reason, not sure.
LL <- function(data,p){ return(length(data)*log(p) + log(1-p)*sum(data-1)) } MLE <- function(data){ return(length(data)/sum(data)) } Bootstrap <- function(data, Bootstrap_length){ p_MLE <- MLE(data) cat("MLE = ",p_MLE," ") holder <- numeric(Bootstrap_length) for(iter in 1:Bootstrap_length){ sampling_data <- rgeom(1000, p_MLE)+1 holder[iter] <- MLE(sampling_data) } hist(holder, main = "histogram of p*",breaks=40); abline(v=quantile(holder, 0.025),col="red");abline(v=quantile(holder, 0.975),col="red"); delta_under_bar <- quantile(holder, 0.025) - p_MLE delta_over_bar <- quantile(holder, 0.975) - p_MLE CI_lower <- p_MLE - delta_over_bar CI_upper <- p_MLE - delta_under_bar cat("95% CI (Bootstrap) is (",CI_lower,",",CI_upper,") ") }
Thanks for the videos it's help me lot. Is possible to do it in line graph. Thanks
Thank u for this How can i use regex quantifiers in str_glue, whenever i add it {1,2} it throughs an error
Is there any way to edit the details of data appear when hovering over the chart, like removing x &y coordinate details.
20:20 #5
3+ years later, thanks!
why do you have rep(0,100000)? Could you have another number instead of 0?
Great!
How do you move a legend inside of a chart without moving the whole chart?
Excellent
Excellent