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

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2
votes
2answers
131 views

selecting test data for neural networks

I have been working on a neural network based on certain technical indicators. As people familiar with neural networks would know after developing a hypothesis, the developer is also supposed to ...
0
votes
1answer
51 views

What open source trading platform are available

I would like to compile a list of open source trading platforms. Something that would give an overview and comparison of different architectures and approaches.
5
votes
0answers
231 views

What good papers of short term (<30 seconds) volatility estimation

I am looking for good papers of short term (<30 sec) volatility estimation AND short term volatility forecasting. Do you have something in mind ?
3
votes
0answers
59 views

Derivation of variance of Zhou (1996) volatility estimator

Does anyone know how to derive the Variance of Bin Zhou's volatility estimator (Theorem 1) in 'High-Frequency Data and Volatility in Foreign-Exchange Rates' (1996) Zhou 1996 Any help would be ...
2
votes
0answers
50 views

Recreate Positions after downtime. Suggestions requested

We are trying to be able to get back to the Position state when our software goes down unplanned during the day. So far it seems we can get all our bought and sold quantity based on execution log we ...
1
vote
0answers
143 views

Forecasting Equity returns using state-space models

I have data for 3 yrs of 5 min prices of various equities. I can construct a linear regression model and try to see the in-sample model performance. But I was wondering whether fitting a state-space ...
0
votes
0answers
101 views

“Real” DMA to Options Markets

I'm looking for a broker with DMA to large options markets (CME, ISE, CBOE). Broker should be HFT friendly, i.e. offer fast API, low fees for huge amount of trades and so on. Price is not an issue. ...