Skip to main content
Search type Search syntax
Tags [tag]
Exact "words here"
Author user:1234
user:me (yours)
Score score:3 (3+)
score:0 (none)
Answers answers:3 (3+)
answers:0 (none)
isaccepted:yes
hasaccepted:no
inquestion:1234
Views views:250
Code code:"if (foo != bar)"
Sections title:apples
body:"apples oranges"
URL url:"*.example.com"
Saves in:saves
Status closed:yes
duplicate:no
migrated:no
wiki:no
Types is:question
is:answer
Exclude -[tag]
-apples
For more details on advanced search visit our help page
Results tagged with
Search options not deleted user 909

For questions dealing with market data sampled at high frequencies, such as tick data and intraday data.

14 votes
2 answers
11k views

How to annualize intra-day volatility on minute data?

I am trying to convert minute based volatility into annualized volatility in such a way that both are comparable. $Vol_{min} * \sqrt(t)$ does not seam to get them into the same scale if I annualize us …
Suminda Sirinath S. Dharmasena's user avatar
4 votes

What is a good broker for HFT?

For retail solution IB is pretty good. There are some discussions about many broker in Elite Trader. Lime brokerage (ex Tower Res. Cap., now associated with wedbush) seam to be putting together a good …
Suminda Sirinath S. Dharmasena's user avatar
3 votes

How to account for jumps in intraday data when calculating beta?

In addition to the above I can suggest: ignore data point if returns are more than a certain threshold (2 s.d.) calculate at different sampling intervals and choose most stable beta with the best si …
Suminda Sirinath S. Dharmasena's user avatar