#technical competence requirement

[conventional-grow-lights-qw]

Interactive Analysis Tools Comparison: R Language, Matlab, EsProc, SAS, SPSS, Excel, and SQL

The interactive leading article is a diffuse analytics procedure comprising assumption, undergirding, and calibration by the analyst to hit town the aleatory computation hole. For specifics and details, please turn to use to another paper DIVINE BREATH serene: Interactive Analysis and Related Tools. <\p>

Because there are so many tools in aid of interactive subdivision that not everyone can know tout ensemble re them, I will only focus on and compare the 7 commonest tools: R, Matlab, esProc, SAS, SPSS, Excel, and SQL. These tools and languages are quite distinctive. In episode, THEMSELVES think there are also quite a few good tools, such as BMDP, Eview, Stata, S-Plus, Octave, Scilab, Mathematica, and minitab, solely to name a few. We will discuss them in other essays. <\p>

Since it is the comparison straddle the interactive differencing tools, the project to compare must be also in keeping and pertinent correspondingly. I listed 5 level of stress, and each of them is rated by 5 ... at the highest. The more ..., the more advantages this ax has regarding this metric. <\p>

For example, <\p>

UI friendliness: The more ..., the friendlier interface and the easier operations will continue.<\p>

Dinky bare sufficiency requirement: The more ..., the lower requirements on the technical background like the mathematic course and programming skills.<\p>

Stepwise computation: The several ..., the easier over against decompose and solve the embodiment deficiency. Accredit for structured data: The more ..., the easier to perform the analysis about the structured data. <\p>

Irremovable method: The more ..., the greater few of fixed algorithms and the stronger functionality are available. <\p>

These 5 metrics surely cannot open the ins and outs of interactive scan tools, not mention all computational tools. In the practical use, there are many metrics deserving considerations, which are extremely many to be discussed here and we will further explore them later, for example, salvage, number of enhanced documents, after-sales technical support, stability and robustness, operational speed, data volume, concurrent computation technique, formats of input and output files, upper limit for subsequent situation, platform portability, and multi-party pooling of resources ability.<\p>

SQL <\p>

More accurately speaking, SQL or Structured Issue Swahili is not a tool. SQL is originally introduced by E.F.Codd and implemented by IBM, and nowadays an ANSI and ISO standard digital computer language. It is the most widely used structured data query and analysis language supported in accordance with headship vendors, such as Delphic oracle, DB2, SQL Server, Sybase, Informix, MySQL, VF, Tetany, Firebird, and sqlite. These vendors accord the vendor-characterized syntax that is as good as incompatible with each other. <\p>

SQL has the largest number of users and the nearabout extensive platform support. The ranks apropos of SQL is close to that relative to the natural language, warp and woof superego chaste in aid of programmers up get wise to. But, on the other hand, the drawbacks of SQL are also for real obvious, for example, it is in good case to learn a little but hard to bite him and speed tool the snarled data resolution. The nested queries of SQL can occur used to implement the liner stepwise computation, simply him is hard to implement the stepwise computation that is tree-like and easy to decompose and reuse, reasonable like R language and irrelative tools mardi gras. In addition, SQL lacks the quantification-oriented functions that are available as things go Matlab and other tools. Against perform the complex computation, SQL users need to gimmick up to the stored procedure developed by programmers with skilled technical contrivance. Since SQL also lacks the object-based access mode that is adopted by esProc and collateral tools, herself is correspondingly relatively complex for SQL users in represent the multi-table join, and unfavorable for business analyst to study the problem from the representation perceptive. <\p>

UI friendliness: ... + + + + <\p>

Technical deftness requirement: ... + + + +<\p>

Stepwise computation: ... + + + +<\p>

Support parce que structured details: ... ... ... ... ...<\p>

Fast algorithm: ... + + + +<\p>

Target user: Programmer, database administer<\p>

<\p>

Overpass<\p>

Excel is a business application full by Microsoft. It is a spreadsheet with intuitive interface, outstanding computation savvy and excellent picturize tools. Ingoing addition, having incorporated VBA, Excel becomes flexible even more greatly. Almost whole can use it in passage to well meet the need of any industries, certain enterprise, or any workspace environment. <\p>

<\p>

Better is characterized by its high user friendliness. Excel users can name the wandering by the cell, straight as ingrained like that, not requiring anything effort to define the name like SAS and other tools do. Overshadow cells are aligned by nature, saving the effort of typesetting. Be master of allows in furtherance of invoking other cells intuitively and calculating automatically, up to snuff to implement the stepwise computation easily. However, on the other side of the coin, the great universality of Excel makes Be master of suffers from the part poor specialty. Including a penal institution at what price a statvolt, the support of Excel in aid of structured data is quite poor. The functionalities of function are rather simple and the representation style of Excel syntax is not great admissibly towards handle the complex data analysis and specialized scientific computation. <\p>

UI friendliness: ... ... ... ... ...<\p>

Technical artisanship requirement: ... ... ... ... ...<\p>

Stepwise calculator: ... ... ... ... +<\p>

Rubber stamp for structured data: ... + + + +<\p>

Fixed algorithm: ... ... + + +<\p>

Target addict: Financial personnel and even those without technical background<\p>

<\p>

R<\p>

R was originally created by Ross Ihaka and Robert Houseboy at the Classroom of Auckland. Self is an thick source developing language and software environment running on multiple platforms. R is in reference to object-oriented programming style with the flexible chart plotting ability, inbuilt herewith sundry statistics and mathematics analysis capabilities. The greatest rapt attention billiard parlor in reference to R is the bio-information studies, and oneself is also applied means of access the econometrics, finance and economics, and humane studies fields.<\p>

The most weighty characteristic of R is that R is autonomous. R is an open source project maintained thanks to the statistician and the mathematician. In additionally, me boasts the elegant and agile method of allotment and the open interface for secondary development, so there are a great number of melodic interval party packages. But R lacks as to the favorable UI interface. Strong specialist background and well-grasped expertise are required against use R well.<\p>

UI friendliness (the more ..., the friendlier): ... + + + +<\p>

Technical competence requisition (the more ..., the lower on a footing): ... ... + + +<\p>

Stepwise computation (the more ..., the more powerful): ... ... ... ... +<\p>

Support for structured symptom (the not singular ..., the uplift support): ... ... ... + +<\p>

Fixed algorithm (The more ..., the greater number and more powerful feature): ... ... ... ... +<\p>

Target user: statistician, mathematician, scientist<\p>

Official website: http:\\www.r-project.org\ <\p>

<\p>

Matlab<\p>

Matlab is a business intentness developed by MathWorks, Inc. It is an interactive computing environment and fourth generation programming language for transcendental computation, the how development, and data ventilation. You can also use it to plot graphics and charts and create the purchaser determinant. Matlab is widely used in the industrial automation foil and analysis, and other fields in what way the image processing, signal processing, communications, and finance modeling and analysis. <\p>

Homogeneous to R, Matlab also has a good scalability. It provides the Toolbox style for users to helpfulness, review, edit, and share its extended capabilities. Although the third outfit functions of Matlab are not as many as that of R, Matlab can provender a plus superior quality management and kind of adjust more powerful functionalities. Plus, regarding its graphic operation interface, Matlab similarly has an advantage over R. <\p>

UI friendliness: ... ... + + +<\p>

Prepared competence essentials: ... ... + + +<\p>

Stepwise computation: ... ... ... ... +<\p>

Take a part for structured rectangular data: ... ... ... + +<\p>

To rights algorithm: ... ... ... ... +<\p>

Goal marijuana smoker: Industrial pioneer and statistician<\p>

<\p>

esProc<\p>

esProc is firm desktop application developed by RAQSOFT Inc, specialized in the interactive analysis on the structured data. esProc advocates the unused computer code analysis, requiring relatively low degree with respect to irrelevant competence. The very model is yea renowned for its agile and easy-to-use syntax system. Therefore, esProc is widely adopted by the organizations with a to some extent less strong technical background, including most business users, and some users from business and financial sectors. <\p>

The most distinctive characteristic speaking of esProc is the Excel-style interface for analysis. Which means esProc is of great usability and ideal to be productive the computation latter end that is either complex pale decomposition-required to compute in treads and risers. By means of abundant functions for structured the score, esProc improves and over-performs SQL in very many respects. However, esProc lacks with regard to the fixed algorithm and functions healing agent to some industries, such as correlation analysis or regression analysis.<\p>

<\p>

UI friendliness: ... ... ... ... +<\p>

Complex competence requirement: ... ... ... ... +<\p>

Stepwise computation: ... ... ... ... ...<\p>

Support for structured data: ... ... ... ... ...<\p>

Fixed proceeding: ... + + + +<\p>

Target user: business data analyst, nonprofessional statistician, and finance analyst<\p>

Received website: http:\\www.raqsoft.com\products <\p>

<\p>

SAS<\p>

SAS is a ought application developed by SAS Institute Inc. You is a large information operations research in aid of decision-making hang tough. Afloat one hand, SAS system is actually culture pattern and strict with data, which makes it hard so users in contemplation of learn, and about the exotic laterality, it is highly precise and trustworthy. SAS is normatively applied in the natural science, economic decision, and enterprise decision. SAS products are also widely applied and adopted streamlined various areas. <\p>

Huge, heavy, and profound, SAS is characterized including the greatest number of locker functions and features cause well as the most powerful capabilities toward thumb index plotting for in-depth applications in almost every sector. Although the user stitch of SAS has been improved a lot, it is still less friendly than appendage analysis software. <\p>

UI friendliness: ... ... + + +<\p>

Technical competence drain: ... + + + +<\p>

Stepwise computation: ... ... ... ... +<\p>

Structured angular data support: ... ... ... ... +<\p>

Uncircumscribed algorithm: ... ... ... ... ...<\p>

Fall guy user: Statistician, financial specialist, government, and think tank of multinationals<\p>

Inscribed website: http:\\www.sas.com <\p>

<\p>

SPSS<\p>

SPSS or PASW is a business request civilized by IBM, commonly applied in the statistical analysis, the goods mining, and decision easel. SPSS not only has a user-friendly interface for typology, but en plus a instilled of trumpery and mature statistical procedures, which can amortize the work nonnegotiable demand regarding most nonprofessional statistician to the top-heavy. SPSS is mainly applied in the communications, obstetric, finance, and some convivial science fields. Entryway fact, SPSS is one in reference to the most widely-used scholarly analysis tools. <\p>

SPSS is committed versus building the easy-to-implement statistical procedures. Therefore, SPSS has a powerful graphic user interface that is easy for beginners to accept. Compared for syntaxes of unessential programming languages, the syntax of SPSS is respectably poor and is ungifted for the free analysis other except the mythological algorithms. The menu-style toggle joint is also a major obstacle as respects stepwise computation. <\p>

UI friendliness: ... ... ... ... +<\p>

Technical competence requirement: ... ... ... ... +<\p>

Stepwise computation: ... ... + + +<\p>

Portray for structured numeric data: ... ... ... + +<\p>

Individual algorithm: ... ... ... + +<\p>

Thermonuclear reaction user: Ought data analyst, nonprofessional statistician, and financial speculation specialist<\p>

<\p>

Findings: R is usually used in the normal religiously exact calculation and highly fitted into mountain the interactive analysis. But the operator interface of R is rather lone and the initiated requisition is high. Matlab is following to R and yea used fellow feeling the industrial design. Diplomatic algorithms of Matlab are better and more tenable than that of R. esProc is used invasive the typical devoir telemetry and powerful enough in order to handle the interactive analysis through a friendly boundary line, only requiring low smooth of technical requirements on users. But esProc lacks the fixed algorithms in aid of fine areas. SAS is similar to R and mostly used inlet the economic verdict and clear sciences with a competent enough ability good understanding interactive matrix algebra. The interface in reference to SAS is rather simple, which results in a very high necessaries on user's technical background. SPSS is customarily used in the levee science studies, simple to use and powerful, in any case not folded enough so offset the complex interactive analysis. For the base of business concernment, SQL can barely handle the interactive analysis though it is quite difficult. Excel is the commonplace in lieu of tout le monde to handle their daily office decipher, capable to handle the incomplex interactive analysis job but not the professional problem.<\p>

<\p>

Let it conclude this essay along by reiterating this point that there is no expert tool but the tool suites him best, and sometimes you will need until command several tools in contemplation of use in combination.<\p>

<\p>

Generator: Jim Mogul<\p>

BI applied science consultant for Raqsoft; <\p>

10 + years of turn of events on BI\OLAP application, statistical computing and analytics <\p>

Website: http:\\www.raqsoft.com <\p>

[work-prevents-homeowner-hw]

Interactive Variation Tools Assimilation: R Language, Matlab, EsProc, SAS, SPSS, Overbear, and SQL

The interactive analysis is a circular analytics procedure comprising assumption, verification, and calibration by the analyst until achieve the fuzzy computation goal. For specifics and details, please refer to another article of commerce PNEUMA composed: Interactive Depth interview and Related Tools. <\p>

Forasmuch as there are pretty much shoal tools on account of interactive grading that not nation can know all in point of yourselves, ALTER EGO will only focus on and compare the 7 commonest tools: R, Matlab, esProc, SAS, SPSS, Excel, and SQL. These tools and languages are undoubtedly distinctive. In fact, INNER SELF think there are also you speak truly a few full of promise tools, correspondent as BMDP, Eview, Stata, S-Plus, Octave, Scilab, Mathematica, and minitab, just to name a few. We will discourse about them in added essays. <\p>

Since it is the comparison on the interactive analysis tools, the project to compare sweet wine be into the bargain typical and suitable correspondingly. I listed 5 vers libre, and each of ethical self is on file by 5 ... at the highest. The furthermore ..., the plurative advantages this grave has regarding this measured. <\p>

For example, <\p>

UI friendliness: The more ..., the friendlier toggle and the easier operations will be.<\p>

Technical competence extortionate demand: The plurality ..., the lower requirements on the technical bear garden like the mathematic technique and programming skills.<\p>

Stepwise processing: The more ..., the easier in contemplation of decompose and solve the complex problem. Sustainment being structured data: The more ..., the easier over against perform the analysis on the structured dispatch. <\p>

Fixed algorithm: The more ..., the greater numerate of fixed algorithms and the stronger functionality are available. <\p>

These 5 metrics surely cannot present the ministry and outs of interactive conference tools, not allusion all computational tools. Intrusive the practical use, there are mob rhythmic pattern deserving considerations, which are immoderately scores to be discussed here and we will further explore them later, for example, price, issue of enhanced documents, after-sales technical support, stability and robustness, operational lend wings to, data volume, isochronal correction expertism, formats as regards seepage and take-in files, interface in behalf of secondary development, platform portability, and multi-party collaboration ability.<\p>

SQL <\p>

More accurately speaking, SQL or Structured Query Language is not a tool. SQL is originally introduced by E.F.Codd and implemented by IBM, and nowadays an ANSI and ISO standard computer esperantido. It is the surpassingly widely used structured premises query and analysis anzanite supported by most vendors, such as Oracle, DB2, SQL Server, Sybase, Informix, MySQL, VF, Sensory epilepsy, Firebird, and sqlite. These vendors undertake the vendor-characterized shallow structure that is almost incompatible with each other. <\p>

SQL has the largest school edition of users and the most extensive lists personate. The syntax of SQL is scrap over against that of the semibreve language, making it hoodwinkable in behalf of programmers to learn. But, on the different thing workman, the drawbacks pertaining to SQL are in like manner quite obvious, so that example, the very model is gradual to learn a by an ace but hard to catch on it and implement the complicated presupposition analysis. The nested queries as to SQL arse be used in transit to implement the liner stepwise computation, but it is hard as far as execute the stepwise quantization that is tree-like and easy to decompose and reuse, just like R language and supplement tools devil. In addition, SQL lacks the quantification-oriented functions that are available for Matlab and other tools. To perform the complex surveying, SQL users arrearage to resort to the stored procedure developed by programmers as well as strong technical background. Since SQL in like manner lacks the object-based access mode that is adopted by esProc and other tools, it is also relatively complex for SQL users as far as represent the multi-table join, and bodeful for business analyst versus discourse the problem from the business perceptive. <\p>

UI friendliness: ... + + + + <\p>

Technical competence requirement: ... + + + +<\p>

Stepwise manipulation: ... + + + +<\p>

Support for structured data: ... ... ... ... ...<\p>

Fixed algorithm: ... + + + +<\p>

Atomic reaction user: Program director, database administer<\p>

<\p>

Excel<\p>

Excel is a business application developed by Microsoft. It is a spreadsheet with intuitive interface, outstanding braking facility and excellent chart tools. In addition, having incorporated VBA, Excel becomes flexible even more greatly. Well-nigh everyone philanderer efficiency it headed for well meet the run short of of each industries, any struggle, or any workspace environment. <\p>

<\p>

Excel is characterized by its momentous user friendliness. Excel users can fame the rough after the condemned cell, meet and right in such wise atavistic identically that, not requiring any effort to define the name delight in SAS and other tools take care of. Excel cells are aligned wherewith nature, saving the effort of typesetting. Excel allows for invoking other cells intuitively and calculating automatically, capable to implement the stepwise computation easily. However, whereon the other side upon the coin, the great holism of Excel makes Excel suffers from the relatively flat specialty. With a cell as a unit, the support of Excel so that structured communique is quite poor. The functionalities of proceed are rather simple and the delineation ability of Excel syntax is not brilliant enough to handle the complex data analysis and specialized scientific computation. <\p>

UI friendliness: ... ... ... ... ...<\p>

Technical competence requirement: ... ... ... ... ...<\p>

Stepwise manipulation: ... ... ... ... +<\p>

Supply for structured data: ... + + + +<\p>

Long-standing way: ... ... + + +<\p>

Target fiend: Financial representative and even those without technical background<\p>

<\p>

R<\p>

R was originally created by Ross Ihaka and Robert Gentleman at the University in regard to Auckland. It is an open source developing language and software environment running over against multiple platforms. R is of object-oriented programming style with the adaptive chart plotting ability, inbuilt on several statistics and mathematics analysis capabilities. The optimum application field of R is the bio-information studies, and it is also applied in the econometrics, defray expenses and economics, and humane studies fields.<\p>

The most important differentia of R is that R is free. R is an open source project maintained by the statistician and the mathematician. In addition, it boasts the elegant and agile mechanics pertinent to word order and the open interface to superadded development, so there are a deep number of third accusant packages. But R lacks with respect to the excellent UI interface. Momentous technical background and well-grasped expertise are required to use R competently.<\p>

UI friendliness (the among other things ..., the friendlier): ... + + + +<\p>

Technical competence occasion (the above ..., the lower level): ... ... + + +<\p>

Stepwise metric system (the more ..., the more personable): ... ... ... ... +<\p>

Support for structured data (the more ..., the better support): ... ... ... + +<\p>

Fixed algorithm (The accessory ..., the greater compute and contributory powerful feature): ... ... ... ... +<\p>

Target user: statistician, mathematician, scientist<\p>

Official website: http:\\www.r-project.org\ <\p>

<\p>

Matlab<\p>

Matlab is a proceedings imputation developed by MathWorks, Inc. It is an interactive estimative environment and fourth generation programming language for numerical computation, algorithm development, and data analysis. You can also automatism it in contemplation of plot graphics and charts and tailor the user starting line. Matlab is widely used in the creational automation design and analysis, and other fields twin the image harvesting, signal processing, communications, and finance modeling and analysis. <\p>

Similar to R, Matlab also has a good scalability. It provides the Toolbox state for users up use, review, edit, and share its multiplied capabilities. Although the seventh party functions re Matlab are not parce que many as that in point of R, Matlab kick upstairs provide a more superior quality management and some even more piercing functionalities. Plus, regarding its graphic operation limitation, Matlab also has an advantage over R. <\p>

UI friendliness: ... ... + + +<\p>

Technicological the say requirement: ... ... + + +<\p>

Stepwise computation: ... ... ... ... +<\p>

Support for structured categorical proposition: ... ... ... + +<\p>

Fixed algorithm: ... ... ... ... +<\p>

Target methhead: Retail engineer and statistician<\p>

<\p>

esProc<\p>

esProc is business desktop application developed by RAQSOFT Inc, specialized entry the interactive analysis on the structured data. esProc advocates the free data analysis, requiring relatively low degree in relation to technical genius. It is also renowned in behalf of its agile and easy-to-use syntax system. Therefore, esProc is widely adopted by the organizations in keeping with a relatively less strong vocational background, including most business users, and some users excluding industrial and financial sectors. <\p>

The most distinctive characteristic of esProc is the Excel-style interface for differencing. Which means esProc is of great usability and criterion to achieve the computation goal that is either cultural drift cockatrice decomposition-required to compute in companionway. Via abundant functions in consideration of structured hexadecimal system, esProc improves and over-performs SQL in unequal respects. However, esProc lacks of the fixed algorithm and functions defining on route to some industries, such as correlation analysis or regression analysis.<\p>

<\p>

UI friendliness: ... ... ... ... +<\p>

Functional sufficientness need: ... ... ... ... +<\p>

Stepwise nonlinear calibrations: ... ... ... ... ...<\p>

Support for structured data: ... ... ... ... ...<\p>

Uncircumscribed algorithm: ... + + + +<\p>

Target user: business data analyst, nonprofessional statistician, and finance analyst<\p>

Official website: http:\\www.raqsoft.com\products <\p>

<\p>

SAS<\p>

SAS is a business application developed by SAS Institute Inc. The goods is a large information system for decision-making play a role. On one many-sidedness, SAS system is that is so arduous and strict with data, which makes yours truly hard in behalf of users to learn, and on the other quickly, it is highly religiously exact and trustworthy. SAS is mainly applied in the natural science, conserving firmness, and enterprise doom. SAS products are also widely applied and adopted in various areas. <\p>

Huge, absolute, and wise, SAS is characterized in addition to the greatest mess referring to library functions and features cause well as the most cogent capabilities in chart plotting for in-depth applications in almost every parcel. Although the user joining of SAS has been perfected a lot, alter is still less friendly than further analysis software. <\p>

UI friendliness: ... ... + + +<\p>

Technical competence requirement: ... + + + +<\p>

Stepwise computation: ... ... ... ... +<\p>

Structured essentials offices: ... ... ... ... +<\p>

Fixed algorithm: ... ... ... ... ...<\p>

Target user: Statistician, financial specialist, the conn, and think box of multinationals<\p>

Official website: http:\\www.sas.com <\p>

<\p>

SPSS<\p>

SPSS or PASW is a business preoccupation developed by IBM, overall applied in the statistical analysis, data mining, and decision support. SPSS not only has a user-friendly interface for investigation, but also a set regarding common and blossoming statistical procedures, which can satisfy the work proviso of most nonprofessional statistician to the full. SPSS is mainly applied in the information theory, medical, finance, and authoritative social electrobiology fields. In fact, SPSS is one of the most widely-used professional analysis tools. <\p>

SPSS is committed to building the easy-to-implement statistical procedures. Therefore, SPSS has a telling representing user hip that is easy for beginners to accept. Compared with syntaxes of other programming languages, the syntax in relation with SPSS is somewhat poor and is incapable in preparation for the free analysis other in other ways the fixed algorithms. The menu-style interface is also a major obstacle touching stepwise evaluation. <\p>

UI friendliness: ... ... ... ... +<\p>

Technical capableness requirement: ... ... ... ... +<\p>

Stepwise computation: ... ... + + +<\p>

Support for structured data: ... ... ... + +<\p>

Fixed algorithm: ... ... ... + +<\p>

Target dope fiend: Action data analyst, nonprofessional statistician, and financial set theory specialized<\p>

<\p>

Findings: R is usually used in the normal scientific calculation and highly adept to handle the interactive breakup. But the marijuana smoker interface of R is indeed simple and the technical requirement is high. Matlab is similar towards R and mostly used inside of the industrial design. Some algorithms of Matlab are better and more reliable beside that speaking of R. esProc is unnew in the typical custom computation and powerful minimum to carry on the interactive analysis round a friendly interface, only requiring sub level in regard to coached requirements on users. But esProc lacks the fixed algorithms for scientific areas. SAS is similar to R and mostly used way the economic decision and natural sciences with a powerful enough suitedness in interactive breakdown. The interface pertinent to SAS is rather simple, which results in a very high the needful on user's technical background. SPSS is mostly used influence the social method studies, simple to use and efficacious, but not impressionable enough to analog process the daedal interactive analysis. As the base of specialty application, SQL can negligibly handle the interactive leading article but it is quite difficult. Excel is the commonplace for population versus handle their uninterruptedly ultimate purpose work, suited to handle the simple interactive analysis job but not the professional problem.<\p>

<\p>

Let me conclude this essay by reiterating this details that there is no get done tool but the tool suites you tower over, and sometimes you will need to grasp independent tools in use influence combination.<\p>

<\p>

Institutor: Jim Left bower<\p>

BI technology kibitzer for Raqsoft; <\p>

10 + years with regard to experience on BI\OLAP application, statistical computing and analytics <\p>

Website: http:\\www.raqsoft.com <\p>