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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2
votes
2answers
472 views

How to calculate the volatility matrix with multiple stocks

calculating the volatility for a single stock is straightforward. However, I'm not sure whether my approach for calculating the volatility matrix for multiple stocks is correct: I assume a log-normal ...
0
votes
0answers
69 views

How to display stock prediction results?

I'm not sure if this is a question for "Quantitative Finance" or "Personal Finance & Money" so forgive me if this one is irrelevant for this site. The Situation So I wrote a program (in vb.net ...
5
votes
1answer
532 views

QuantLib: Black / BSM processes and pricing via volatility surface. Different results?

I start this question with a couple of C++ functions that will be useful to show some results. So start your Visual Studio C++ Express or Ceemple or whatever you want and copy & paste this: ...
0
votes
1answer
391 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 ...
2
votes
2answers
447 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
votes
2answers
420 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
vote
1answer
185 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 ...
1
vote
1answer
2k 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 ...
2
votes
4answers
2k 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 ...
1
vote
3answers
121 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
votes
1answer
41 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 ...
2
votes
0answers
117 views

Which are the popular free/open-source charting controls?

Recently i've tried SciChart and VisiBlox - beautiful charting tools. Is there any free or open-source tools for visualizing charts on C#? Thank you for answers.
3
votes
2answers
334 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?
1
vote
2answers
878 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 ...
4
votes
2answers
750 views

Looking for C# library that provides/contains performance analytics

I am looking for a C# .Net library that provides trade performance analytics similar to R-PerformanceAnalytics. Basic return statistics, draw-downs, risk-adjusted returns, risk (variations), ...
2
votes
1answer
411 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 ...
1
vote
3answers
252 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,
7
votes
3answers
385 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
votes
0answers
233 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 ...
3
votes
2answers
1k 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 ...
4
votes
1answer
448 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 ...
1
vote
0answers
127 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
votes
1answer
342 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
votes
0answers
45 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
460 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, ...
3
votes
1answer
2k 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 ...
5
votes
5answers
1k 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
votes
0answers
373 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 ...
3
votes
1answer
694 views

How to sum interest rate curves in QuantLib

C++ code taken from Bonds.cpp and slightly amended: ...
1
vote
4answers
3k 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
642 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 ...
3
votes
1answer
1k 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
527 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
593 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 ...
3
votes
1answer
383 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
vote
2answers
233 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
387 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 ...
4
votes
1answer
1k 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
vote
0answers
158 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
4k 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
3k 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
181 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
322 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, ...
-2
votes
1answer
363 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 ...
-4
votes
1answer
127 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
vote
0answers
140 views

RCaller & RQuantlib error in java

I am receiving the following error: ...
1
vote
1answer
263 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: ...
2
votes
2answers
2k views

How can you convert the CUSIP of a bond issue to the CUSIP of the company's stock/

As part of a research project I ran a query on the Mergent FISD database using the WRDS website. The output included the CUSIPs of numerous bond issues (>10000). I am using this data to run event ...
1
vote
1answer
790 views

LIBOR Rates available in CSV, XML etc

Is there a website that offers current LIBOR rates for all tenors for free in machine readable formats?
3
votes
4answers
1k views

IB TWS & API, without IB account?

I'll be starting a MFE grad program in Fall, and some of the classes have a lab that use the IB TWS & API. I'd like to play around with it for fun this summer. Unfortunately, I don't have an IB ...