For questions about programming languages, implementation, and packages in quantitative finance. Note: question must be specific to quantitative finance and must necessitate knowledge of quantitative finance in order to be on topic.

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37 views

Excel to Java for Interactive brokers

I have a working excel workbook connected to Interactive brokers DDE API. I am struggling to upgrade to a more robust environment like Java. I tried to change it to ActiveX for Excel but the ...
0
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1answer
30 views

Certifications for individuals coming from an IT background [on hold]

I am an IT developer by trade with 10 years experience in financial services and a few years in an investment banking environment. I've recently turned contractor and it seems some of the best paying ...
2
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3answers
82 views

What is the Most Efficient Way to Calculate the Internal Rate of Return IRR?

I have built a program that prices financial assets and it does this in part by calculating the IRR. The problem is that it does not run as quickly as I would like it to. I currently use the ...
2
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2answers
56 views

IP API Active X for Excel refresh rate

I have been working on the EXCEL DDE sample worksheet and works fine and now I would to upgrade to ActiveX instead of DDE as I heard it is more robust but I found the refresh rate of ActiveX is even ...
1
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1answer
53 views

Plot Evolution of portfolio weights over time in R [closed]

Is there any function for plotting the evolution of portfolio weights over time in r?. I have a matrix of portfolio weights from an equal weighting strategy at rebalancing times and want to plot ...
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0answers
62 views

Diversified Risk Parity

Is there any algorithm or steps in computing the principal portfolio weights, I am bit confused into how to evaluate the maximization of diversified risk parity weights by Harald Lohre, Heiko Opfer ...
1
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1answer
146 views

robust open source Kalman filter library in C++

I would like to know if anyone has experience with a good open source kalman filter implementation in C++ that I could use. I require an implementation that supports computation of likelihood similar ...
1
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1answer
144 views

Is node.js being used in systematic trading software?

I have a project where I would like to track some tick data and create some indicators to follow it. I am thinking of using Node.js for this project, but I would like to know from those in industry if ...
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0answers
25 views

Are there any Spanish language resources for getting quotes?

In English, there is MetaTrader from http://www.metaquotes.net. Is there any similar platform or program available in Spanish for backtracking and running your trading algorithms? How about ...
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3answers
60 views

Obtaining Expense Ratio Data

I have a list of tickers (~11,500) in a .txt/.csv file and accompanying fund data from yahoo finance. I'm wondering if there is a reasonably easy/accessible way to use this list to obtain expense ...
0
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1answer
24 views

GNP/GDP and modelling [closed]

Is GNP a continuous, static or a dynamic model ? What about GDP ? What I do know is that it has yearly discrete values. However, when it is modeled, it becomes a continuous graph. So what exactly is ...
3
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2answers
282 views

Trend estimation techniques

What is the best way (most common) to discover if a stock is trending or not? (Despite drawing a line). A hurst exponent? A linear regression maybe?
0
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2answers
134 views

Forex brokers with free API compatible with Node.js

I have a Forex trading signal generator written in Node.js and now I am looking for a Forex broker with a free Node.js compatible API. The requirements are simple: be able to send new trade orders ...
2
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1answer
191 views

What features does q /KDB provide for HFT use?

It appears q/KDB is being using for Time series analysis for HFT. What are some of the advantages of using ...
0
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2answers
79 views

How does logging effect Quickfix performance?

I am using .net/c++ version of quickfix. How does logging effect Quickfix performance? If I disable logging to file, can it help to increase performance of quickfix? Thanks,
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0answers
85 views

Java Implied Volatility Solving

After using RQuantLib and RCaller from Java I am desiring a bit more speed on my implied volatility calculations (for anyone who has used this knows it is quite slow). I need to price a large number ...
0
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0answers
26 views

Developing an Android App. Need free volatility data [duplicate]

I'm currently developing an android app that requires volatility data. Any idea where can I get it for free? I tried Yahoo Finance API and they don't seem to have volatility data. Thanks
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3answers
305 views

What quant-related functionalities is R lacking compared to commercial software like Mathematica and Matlab?

R that originated as a purely statistical tool has meanwhile blossomed into a comprehensive workbench for different tasks. I am familiar with Mathematica and don't like how it forces a license on ...
4
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0answers
162 views

Algorithmic Trading Model Calculation and Stale Data

I'd like ask everyone a more concurrency programming but definitely quant-finance related question. How do you deal with staleness of data in market hours as quote ticks are streaming and your model ...
0
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0answers
28 views

Compute the average efficient frontiers with estimated parameters from generated time series

My overall objective is to analyse the impact of error in mean-variance analysis from historical data. I am given the returns and standard deviation for the five assets under consideration, as well as ...
0
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0answers
82 views

Fitting Egarch Model

I am performing a monte-carlo simulation in MATLAB for the first order EGARCH model in which case I am simulating 100 paths of size 500 assuming Gaussian and Student's-t distributions for the ...
2
votes
2answers
579 views

Free and tested optimization, statistical and visualization packages for C#

I am about to implement a variation of the LIBOR-Market-Model (complete with Least-Square-Montecarlo, calibration, pricing etc.) and decided to implement it in C#. The implementation will involve ...
5
votes
1answer
287 views

Is there any open-source library, implementing “exchange” to be used for algorithms running on the same computer?

Question: Is there any open-source project/library, which can act as a "local exchange" for agents (algorithms), running on the same computer? Clarification: by "local exchange" I mean, that the ...
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0answers
83 views

Calculate display and plot relative spread using Sierra Chart

I'm trying Sierra Chart for trading Bitcoin. I would like to display relative spread for a given volume. spread_rel = 200.0 * (ask - bid) / (bid + ask) where ...
0
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0answers
181 views

IB with R which package?

I want to implement my models in R and trade according to them with my IB account. Now I am wondering, how I should solve this problem? Do I need to program with C an access ...
0
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0answers
100 views

Log returns and time

In calculating realized/historical vol for fx spot, my samples/fixings are currently every minute. I need to be able to calculate and plot historical/realized vol on demand from spot prices. ...
0
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0answers
44 views

Java limitbook implementation? [duplicate]

I am looking to create my own front-end. What is the best data structure/java swing object to represent a limit order book? currently I am using two JTables and loading best bid and qty data from a ...
3
votes
1answer
201 views

How to manage evaluation date changes in QuantLib while using ImpliedTermStructure Class

I will not attach the whole code 'cause it would be just a huge waste of space and it would be not useful for this question's purpose. What I am going to attach here is a snippet code and its output, ...
2
votes
1answer
692 views

open-source implementation of orderbook from FAST?

I'm looking for c/c++ implementation of OrderBook. I need implementation to reconstruct market data from FAST. I don't need to do "matching" because it already did by exchange, I only need to ...
2
votes
3answers
629 views

Library for interactive financial charts

For my recent project I am looking to build a software capable of visualizing financial charts in a dynamically and interactive matter. The workflow is as follows: I gather data from my data ...
0
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0answers
268 views

R or Matlab code for Multi-Barrier-Options (3 or more underlyings)

I am looking for R or Matlab code examples of multi-barrier-options (or multi-barrier reverse convertibles) with at least 3 underlyings. Do you have such code or can you point me to a place where I ...
2
votes
1answer
348 views

How to sum interest rate curves in QuantLib

C++ code taken from Bonds.cpp and slightly amended: ...
1
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4answers
1k views

C# Broker API for FX Trading

I am looking for a broker who provides a free trading API for FX. The goal is to develop at-home algorithms in C# (possibly Qt) to run on a fake portfolio, and then later on real money with ...
2
votes
1answer
453 views

IB API quotes and speed

The title says it all. I trade futures options exclusively and wanted to see if anyone had insight into the quote speedsrobustness coming into the API. I'm using the Excel DDE right now just building ...
0
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0answers
471 views

What is the best alternative of Quantlib library

We need to build a Fixed Income Portfolio Risk Analytics solution. Somehow due to administrative reason we can't use Quantlib which is written in C++, even call it through SWIG via JNI. We have tried ...
2
votes
2answers
307 views

What Forex Services support the ForexConnect API?

I need API access to get ForEx tickers and order books for currency pairs. From what I can tell there is a .Net API called ForexConnect which I can use to get this data. Now where can I get this data ...
2
votes
1answer
302 views

How to simulate stock prices with stochastic time change subordinated arithmetic Brownian Motion?

the idea is to simulate price returns thus to be normally distributed i 'am trying to use subordinated arithmetic brownian motion subordinated to time activity (volume) stock prices are following GBM ...
2
votes
0answers
148 views

Which method is implemented by Excel's YEARFRAC for ACT/ACT?

I know the algorithm used by Excel to calculate the YEARFRAC(startDate, endDate, basis) for basis=1. Excel calls the method "act/act". A Java re-implentation of Excel's algorithm can be found at ...
1
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2answers
199 views

For a interdays trading backtest system, should I put day open, close, high, low, volume separately into array?

I think there are two possible ways: 1. day open, close, high, low, volume separately into array, then I have 5 arrays to work with my calculation 2. Put all of these into one array or linklist to do ...
2
votes
1answer
199 views

QuantLib error with qlPiecewiseYieldCurveData() on qlPiecewiseYieldCurve() with ZeroYield and ForwardRate

I'm using QuantLibXL to build a discount curve, a zero yield curve and a forward curve of the EURIBOR rate (QuantLibXL is downloadable here). I've built an object of class ...
3
votes
0answers
543 views

What is the best solution to use QuantLib within Excel?

Excel is likely the most widespread instrument across all not-only-quants desks; in addition, we have to keep in mind that Bloomberg and Reuters allow to easily import real time data in Excel, and ...
1
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0answers
135 views

Example code for “Gauge Invariance, Geometry and Arbitrage” paper

This paper describes an algorithm for computing arbitrage opportunites using a gauge connetion. Has anyone written a python program or C++ or C# program that shows how to follow the steps outlines in ...
2
votes
3answers
2k views

What is the difference between the Interactive Brokers demo account and a personal paper trader account?

I'm interested in testing my trading strategy using the Interactive Brokers API for Trader Workstation. A demo account is provided to play with TWS for free, but if I fund a real account I will be ...
2
votes
1answer
1k views

Duration of a floating rate note

I have the following C# code for calculating the modified duration of fixed coupon bonds: ...
2
votes
2answers
163 views

How do you handle order tracking (without unique Lot ID's)

Hypothetical Trade: I buy 10,000 shares of ASTC using a broker API. The order is filled in 4 similar lots; ...
3
votes
3answers
229 views

How to most optimally perform currency conversions when backtesting on portfolio level?

I am currently expanding my own strategy profiling and testing platform which partly consists of a portfolio backtesting module. The backtest engine processes tick based data (quotes for currencies, ...
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votes
1answer
275 views

How to look for fractals/harmonics patterns in time series?

I want to build trading systems based on two things: 1)Fractal Theory 2)Harmonics Pattern I have read the book : The Misbehavior of Markets: A Fractal View of Financial Turbulence By Mandelbrot ...
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votes
1answer
109 views

Is there an API to perform request about stocks and financial derivatives? [closed]

Is there an API to make a request such as: all the companies which thier P/E ratio is greater than 50 ? I know I can crawl google finance and have it locally on my ...
1
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0answers
89 views

RCaller & RQuantlib error in java

I am receiving the following error: ...
1
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1answer
177 views

Need to match my bond price calculation to that of Bloomberg, currently failing hard

I have a fixed-coupon bond with the following characteristics: ...