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Questions and AnswersInvAn-3/4, SMAP-2/3, and NNSTP-2Addaptron Software |
If I have never invested in stocks before, do you recommend using your software? We would recommend the following three-step approach: 1. Get stock market investing education - how to invest in the stock market. The following books can be recommended for self-education:
Stock Investing For Dummies by Paul Mladjenovic (very useful and important to read book)
The following three books by William J. O'Neil: How to Make Money in Stocks, 24 Essential Lessons for Investment Success, and The Successful Investor
How to Make $1,000,000 in the Stock Market Automatically! by Robert Lichello
2. At first, practice using our software without investing real money. In other words, simulate buying and selling.
Hide Does InvAn give enough information to make a right investment decision? The main purpose of Investment Analyzer InvAn-3/4 is to provide users with in-depth analysis to maximize the return on their investments. InvAn has been tested for many years with excellent results; however, it has its own limit as any other tool. According to Efficient Markets approach, news and other public information are incorporated into the price of a stock with a certain time delay (price is supposed to reach and keep a stable equilibrium that change only each time a relevant new information is known). Since InvAn does not formalize all informational universes, monitoring companies' news and macroeconomic trends are very important. Hide Can your software predict the overall stock market? Yes, using historical prices data analysis. Particularly, Stock Market Analyzer-Predictor SMAP-2/3 has been developed to study the behavior of major market indexes for a period from a few days to more than 40 years on the basis of spectrum analysis and statistics. It helps evaluate the future performance within 1/4 period of historical data. Also Investment Analyzer InvAn-3/4 has a tool that allows predicting indexes using Fourier spectrum analysis for six-month period. Historical index change can be successfully decomposed by Fourier series. It is statistically confirmed that Fourier analysis gives relatively reliable and simple forecast result. Besides, general market influence is accounted in technical analysis rating of each stock by using up to four different market indexes. In addition, InvAn-4 has useful features to analyze market sectors. Hide Why does not Addaptron Software support the return policy? It is a standard in the software industry. In the same way - once you open the box with software, the package cannot be returned. We provide potential buyers with 60-day evaluation to help to make a right decision. We encourage people to study the product properly before buying. It is better not to waste time, money, and other resources for returning (that allows keeping affordable prices for the software). Since our software can be considered as a kind of investment with a good return for a user, there is no need to attract customers using return policy. Hide What are the main differences between InvAn-3 and InvAn-4? Both Investment Analyzers are similar by functionalities. However, InvAn-3 does not include the processor for updating technical analysis indicators matrix and uses a basic one. InvAn-4 can perform additional sector analyses and forecast (each sector is composed of the stocks that included in the internal database). Also it performs sector analysis for invested stocks and enables to have different fundamental model parameters for different sectors. InvAn-4 users can choose one of two models for timing rating - "better price" or on the basis of Fourier analysis forecast. Also InvAn-4 has an automatic one-button processing. It allows performing data diagnostics and most updates and calculations by using a configured scenario and only one click. In general, InvAn-4 design has been indented for more advanced users. Hide Some time ago I already evaluated InvAn, how can I buy it now? To buy all-option licensed software, you should install a demo version first and then request the unlocking key (automatic system). Click the menu item Help / License and follow the instruction. You will be asked to enter your name and email address, click button Request all-option key and make payment, and make payment. When we receive your order and payment, we will provide you with unlocking key (normally within two business days). Hide How can I trust InvAn results? Investment Analyzer InvAn-3/4 calculations are transparent for users. The intermediate calculation and the final result can be checked. For example, users can see why some companies have high fundamental rating or others have low by examining each fundamental rating component. Another example - Cup-With-Handle filter; it is easy to look at the chart and check how seven-conditional filter works. InvAn should be rather considered as a perfect tool in the same way as computer or calculator. Also there is a simple way for demo-users to make sure about prediction because demo-version includes forecasting data that slightly outdated. So that by comparing current prices (or in the future) with InvAn predicted expectations it is easy to define to what extent InvAn can be trusted. Besides, Addaptron Software developers successfully use InvAn for their investing. Hide Have you done any back testing? Yes. Also we encourage our users perform back testing on their own for unbiased result. InvAn demo includes predicted (some time ago) data so that it is easy to make a comparative analysis (how prediction is accurate and how it predicts comparing with other tools). Also using Plotting → Fourier spectrum analysis forecast → Potential portfolio and Other portfolio can help to see more picture. Hide Do your tools use out-of-sample data to test predictive capabilities? Out-of-sample testing is used in SMAP-2, NNSTP-2 (plus sample testing), and InvAn-3/4 (short-term forecast). Besides, out-of-sample testing is used in InvAn-3/4 to rank the list of indicators, i.e., defining their current ability in predicting prices and then assigning corresponding weights. More explanations presented in the User's Manuals. Hide What are your Neural Networks abilities to predict stocks? Neural Network Stock Trend Predictor NNSTP-2 uses NN for short-term stock price trend forecast. InvAn uses NN for technical analysis (three-month period) and short-term forecast. Our tools maximize using Neural Networks (NN) up to the limit what we can get from NN. But the problem of predicting stock prices is not in NN abilities. Even the best NN with a huge input of historical prices cannot predict all the time very well. NN is a perfect tool itself but it has limited abilities because of impossibility to formalize news and other factors that may become very dominant time-from-time. Basically, the price of a stock depends mostly on overall market and economy, sector conditions, company performance, the evaluation of its stocks by the market, news, and many other factors. InvAn technical analysis can improve the accuracy of prediction. That is why a relative weight of technical analysis rating in InvAn composite rating is set to 37.5 / (62.5 + 37.5 + 25) = 30% by default (see Customize → General settings) Hide Can I use your programs also for mutual funds? Basically, yes. Though Investment Analyzers have been designed for stock investing, InvAn-3 has been successfully tested for ETF. Please use, for example, Yahoo! Finance to make sure if a mutual fund (or ETF) is publicly traded and its historical prices data are available. Another option is to use InvAn input feature "Convert INPUT/*.csv files into internal database" that allows working with own data from other source in a standard CSV-file format with header "Date,Open,High,Low,Close,Volume,Adj Close". Please be aware, since a mutual fund or ETF normally does not have standard fundamental data, the result of Composite rating is incomplete. In this case, Fundamental rating should be ignored (the weight of Fundamental rating should be set to zero in "General settings") and only Technical and Timing ratings should be taken into consideration. Hide Can I use MetaStock data with your programs? If you meant the historical prices data, yes. Our tools work with a common-used CSV-files which format is defined by a standard header - "Date,Open,High,Low,Close,Volume,Adj Close". SMAP-2 and NNSTP-2 use directly these files. The files downloaded automatically from the Internet by the software. As an alternative, a user can copy manually own files of the same format from other sources into /(product name)/INPUT/. Also InvAn input feature "Convert INPUT/*.csv files into internal database" allows working with own data in the same CSV-file format from other sources. Hide When I click on the download link, my system shows a security warning. Is it safe to download and install your software? The safety and quality of our products are our major priorities. If you are downloading from our website, it should be no problem. We use a secure web hosting. Also our products are well tested (including several industry-leading security solutions); we fix any reported bugs fast. If you have any trouble with our software, please report us at support@addaptron.com or use our on-line form to send an instant message. Hide Do I need to subscribe to the database update in order to have complete, up to date data? No, you don't. Users update input data that are publicly available from the Internet for free anytime on their own. InvAn database consists of two parts - (1) fundamental DB and (2) historical prices files. Users should update data (1) following "Input → Company-Stock Database → Retrieving all data from Internet" around once a week or immediately when companies publish quarterly financial reports (or when some expert expectation is changed - for "External ratings" parameters). For more details, please refer to Manual. The second one (2) is the button "Update all stocks historical prices data" (Input) that need to be clicked after 7 pm PST (10 pm EST) to get the current day fresh quotes of stocks (the stocks included in your InvAn database and traded at US or global stock exchanges). Hide If I use InvAn database that has my own stocks, can I keep it updated daily without further charges? Yes, you can keep your stocks updated daily by yourself without further charges. Hide The data on the trial version I've been experimenting are outdated. Is that a trial version restriction, or do I need to make some type of program adjustment? The trial version has a restriction for updating daily quotes and ratings calculations. These options become available after receiving unlocking key. Hide Is the fundamental data update also done automatically from the Internet? Yes, it is. The fundamental data update is done automatically. After adding a new favorite stock in InvAn company-stock database, a user may use Input → Company-Stock Database → Retrieving all data from Internet . Also there are an option to download data by blocks with monitoring and an option to update all records in the database. The data are publicly available through the links suggested in the program and free of charge. If no fundamental data entered for a specific company, the fundamental rating of this company will be ignored in the composite rating result (see details in Manual). Hide I am a swing trader. Can I use your software for a short-term prediction?
Investment Analyzer InvAn-3/4 enables a short-term forecast to define optimal entry and exit points on the basis of a selected technical indicator or many indicators by using automatic Neural Network. Investment Analyzers also have an additional tool to predict stock prices using pattern similarity within the range of one day to a few months.
Hide How should demo-users evaluate InvAn? 1. Go to Help → Manual. Read it through. 2. Run the software. Try all menu items that are available for demo-version (if something goes wrong, you can always re-install the software). 3. Try to understand how everything works. Explore all output results. If something is not clear - go to Manual. 4. As time goes by, watch the performance of the stocks that are high-ranked to make sure that InvAn prediction was correct. Hide Can InvAn be used for a long-term prediction? Basically, yes. The biggest component (by default settings) of InvAn Composite rating is Fundamental rating, which usually changes not so fast - with updating analysts' recommendation, ratios, external ratings, and quarterly income report. Also since InvAn Fundamental rating uses two-year period of the past company performance, it can be projected into the future. So that Fundamental rating may be used separately for a long-term forecast. Hide How can I calculate correlation between my two stocks? InvAn has been designed to calculate the correlation coefficient between group of invested stocks (Invested portfolio) and other stocks in InvAn database. However, a user can also calculate the correlation between two stocks only. For this purpose, assign your base stock to Invested portfolio (there should be no other stocks in this group) and enter any shares number and book value (zeros will not be accepted). Your second stock should exist in the database and both historical prices stocks data should be downloaded from the Internet. Then run Processing → Correlation (correlation is calculated for the last 1.5 years). Hide Does Investment Analyzer help to avoid losses? Yes, it does. It is important to update input data and recalculate results BEFORE making an investment decision. If input data are outdated or wrong, the output result will be wrong. Since InvAn does not formalize all informational universes, it is recommended to confirm an investment decision with the latest company's news, as well as, macroeconomic trends. User's Manual has a paragraph called Important Warnings that explains in detail how an investor can minimize losses in investing. Hide If I have desktop and laptop, can your software be installed on both machines? Yes, if the same user prefers to have software installed on 2-3 different computers, we issue up to 3 unlocking keys anytime.
Hide I have already paid for and have installed SMAP-2 on my desktop. How do I install it on my laptop? Please do the same as you did on the desktop:
Hide Can I get an extra unlocking key in case, for example, if my computer crashes? After purchasing a user can re-download the same version and re-install the software on the same computer unlimited number of times (your once issued unlocking key will be valid always). If a user upgraded to a new computer, we allow transferring the license from one machine to another machine for the same user. If the same user prefers to have software installed on 2-3 different computers, we issue up to 3 unlocking keys anytime. Hide When should I expect the release of a new version of InvAn? We are constantly working on InvAn improvements. The existing customers provided with free updates a few times a year. Please regularly visit our web page News or subscribe for our free monthly email newsletters. Hide I don't subscribe to IBD, and am wondering if not including their rating in the external ratings portion of the data entry screen will adversely affect the overall rating of an individual stock.
In the latest version of InvAn, IBD rating (as well as, TheStreet rating) is optional and its weight is set to 0% by default. If the weight of any fundamental model parameter in settings equals 0%, this parameter will be ignored for all stocks in the overall fundamental rating, i.e., using 0% allows turning off some factor. In this case, InvAn will neither decrease nor increase the overall fundamental rating - it is just not taken into calculation.
Hide I noticed that the stocks with the lowest Timing rating have the strongest dominant up trends and are making the best gains. Is this okay?
It seems you are using "better price" option of Timing analysis rating. Even so, the small values of Timing rating should not decrease significantly the composite rating of good stocks because by default setting the weight of timing rating is the smallest in the composite rating. Using "better price" model can be controversial for the investors who follow a trading strategy "trend is your friend". It is better to use Fourier spectrum forecast option for the users, who are not in favor of an undervalued-overvalued approach. To change the option, go to Customize → General settings → Timing analysis rating option
Hide Do your software tools work with different countries' stock quotes? In case of worldwide (non-US) stock exchanges, an extension needs to be added to the stock symbol (normally, the quote data expressed in local currency). You can visit Yahoo's finance pages to lookup the symbol. As example, for India, use http://in.finance.yahoo.com and extension .NS (.BO); for instance, SATYAMCOM.NS . Below is a list of such extensions for some global stock exchanges:
Hide Can SMAP-2 work with non-US indexes?
Yes, it supports whatever symbol of index you can find on Yahoo's finance pages. For example, Canada S&P/TSX Composite index is ^GSPTSE, Australia All Ordinaries - ^AORD, China Shanghai Composite - ^SSEC, India Bombay - ^BSESN, Japan Nikkei - ^N225, New Zealand NZSE 40 - ^NZ40, Austria ATX - ^ATX, France CAC 40 - ^FCHI, Germany DAX - ^GDAXI, United Kingdom FTSE 100 - ^FTSE, etc.
Hide I would like to get buy/sell signals for a list of 100 to 200 stocks that I have selected. I am interested in medium term trends, a few days to several weeks. Which of your software would suit me best? Number one is InvAn-4 for your purpose. Also recently it was enhanced by two options that help to find optimal entry/exit points. Hide I recently purchased your software (InvAn) and I am having trouble downloading new stock.
Before downloading any CSV-file it is important to visit Yahoo! Finance, check your symbol existence, and make sure it has at least two years of data. If you try to download some symbol historical prices data and receive an error message, please DO NOT TRY TO DOWNLOAD AGAIN. Otherwise your software may be black-listed (web security can block the access if you repeatedly ignore the error message). If it already happened, contact support@addaptron.com
Hide I am looking at NNSTP-2 or SMAP-2. What I want is to predict about 1-4 weeks out. I am not sure which one is better suited for what I want. I work mainly with indexes.
Stock Market Analyzer-Predictor SMAP-2/3 is very good for cycle analysis. Predicted time horizon can be from a few days to several years. Also it has a unique statistical analyzer - annual, monthly, and weekly cycles. It is a useful tool for any investor or trader. Indexes and their equivalents have stochastic nature more than individual stocks. So that SMAP-2/3 is suited for your purpose.
Hide I used SMAP-2 and noticed that sometimes back-testing and forecast failed. Any advice?
SMAP-2 uses optimized parameters and automatically re-adjust some of them depending on a situation. The only thing that can change forecast even in an opposite direction - is a chosen time frame (historical period for input). Users should use a common sense to choose a good one or better analyze a few ones. It is important to use back testing curve deviation from actual curve to estimate the accuracy for a selected historical period. The current version of SMAP-2 combines result (with different weights depending on back-testing success) from two methods. One of them decomposes a curve into trend and periodic components. More details about used models presented in the Manual (Help menu). Also you can find here SMAP-2 testing result for artificial data.
Hide I am looking at all of your software, it appears InvAn-4 includes all of the other components (NNSTP and SMAP software). So if I buy the InvAn-4 package, I am kind of getting a bundle (in the sense it includes the NNSTP and SMAP functions). Am I correct? InvAn-4 includes many things; it is all-in-one and can be used without two other tools. However, evidently, it is almost impossible to create the best one universal thing (in the same way as a universal glue cannot be better than a special glue for metal and a special one for leather material). There are many differences between the same features that used in all tools. Please read their user's manuals. A wise solution is to use all three tools and all the calculations for investing analysis. The more tools are used, the better result (different tools may make errors in different directions so that averaging gives more accurate result). Besides, all tools have back-testing feature that allows users to decide which method (tool) is the most appropriate at current market conditions. Hide I purchased SMAP-2 recently. I noticed that other stock cycle software packages compute a Bartel's test statistic to assess the statistical significance of each cycle. Does SMAP-2 do that?
The Bartels Test is used to measure the stability of the amplitude and phase of each cycle. It is a good approach to study a stable system with a certain set of cycles. The stability of cycles can be important. However, please be aware, the stock market is more like as a evolving semi-cyclic system.
Hide I ran S&P-500 prediction using NNSTP-2 and it did not show properly the upward trend in March 2009.
You could try to narrow the input data period to make "Training cases number " around 100. By doing that, you increase the importance of more recent historical data. Also if cases number is more than a few hundreds, the forecast can be too noisy (please see the recommendation in Users Manual).
Hide Why SMAP-3 "Fitting Deviation" and the "Total Deviation" are always less than the lowest "Deviation" in the small spreadsheet at the bottom left hand side? It is normal that a single cycle cannot fit perfectly. Most historical price curves consist of many overlapping cycles. So that total deviation between actual curve and composed solution (consists of many cycles) must be less than only one fitted cycle deviation. Hide Which SMAP-3 forecast is better, on "Advanced" page or the regular forecast? A regular (automated) forecast is created by using three methods and one adjustment. In advanced mode, only a simple cycle analysis is used. However, it has more flexibility. As example, it enables working with arbitrary period cycles (some users believe in particular cycles). Hide Is your neural net forecast in NNSTP-2 make the same prediction for stock XYZ as does InvAn-4? Which is better or more reliable? Do you have any % reliability figure for your forecasts?
Both software tools use Fuzzy NN. NNSTP-2 is more flexible. Forecast horizon is from one to 60 days or more (1-60 is tested period). However, it uses only price-volume data as input; although training data are scanned and optimized within a range of time-frames.
Hide Why in some cases the SMAP-3 forecast in "Advanced" mode can differ from a regular one?
A regular (automated) forecast is created by using three methods composed with auto-weight and one adjustment. In advanced mode, only a simple cycle analysis is used but it has more flexibility (and more "human factor"). That is why these two forecasts may differ even for the same time frame. Advanced option can be useful for the users who believe in particular cycles and prefer to set own periods, for example, two-week cycle (period 10 trading days).
Hide Why downloading fundamental data sometimes stops with an error message? (InvAn-3/4)
The reason can be different - an interrupting or slow Internet connection, unstable availability of source, or the absence of requested data (for example, some company may go out of business and its data may be deleted from databases), etc. Addaptron Software uses up-to-date Microsoft .Net Framework library that is optimized to process such kind of errors. However, in some critical situations, for example, after several attempts to retrieve the data with no success, the following error message can appear in pop-up window:
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