Computer Slots Principles

> Computer Slots Principles

The RNG
There are many modern computerized slot machines. The odds are programmed. The reels and lever are present for historical and entertainment reasons only. A Random Number Generator determines the positions of the reels. The machine's software contains it.
The rate of generating random numbers by the RNG is extremely high. The most recent random number is used to determine the result when the Play button is pressed. That means that the result depends on exactly when the game is played. The result is different every fraction of a second.
The RNG was noticed to generate not exactly random numbers. Most RNGs will repeat their number sequence. The cause of it is in poor programming. Pseudo RNGs with very long periods canbe built relatively easily. The computer that is able to complete a single period in the expected lifetime of the universe hasn't been invented yet. The access to the pseudo RNG code and seed values was known to Ronald Dale Harris, a former slot machine programmer. He discovered equations for specific gambling games like Keno. Then the prediction was made that the next set of selected numbers would be based on the previous games played. But the RNG picks numbers even when the machine is not being played. So you can't find an exact place of a number in the sequence.

Percentage Of The Payout
Slot machines usually pay out as winnings 82–98 per cent of the money that is wagered by players. This is known as the theoretical payout percentage. The minimum theoretical payout percentage is controlled by jurisdictions. Law or regulation are used to establish it. A certain winning pattern exists nearly in every casino. The amounts they pay and the frequencies of these pay-outs are reflected in it. The main criterion for selecting the winning patterns on slot machines is that they should yield a certain fraction of the money played to the house. as for the rest of the money it goes to the players.
At the factory when the software is written a slot machine's theoretical payout percentage is set. To change the payout percentage after a slot machine has been placed on the gaming floor a physical swap of the software is required. It is done infrequently because this is a time-consuming process. Certain jurisdictions presuppose the EPROM to have a tamper-evident seal. Only Gaming Control Board officials can change it. According to other jurisdictions slot machines are randomly audited to ensure that they contain only approved software.
Thanks to the newly developed technology the game, the odds, and the payouts would be able to be changed by the casino's slot manager remotely. Only after the selected machine has been idle for at least four minutes can the change be done. The machine must be locked to new players for four minutes and display an on-screen message informing potential players that a change is being made after the change is made.

Machines Linking
A group of machines offers a particularly large prize, or jackpot if they are linked together in a special way. If a player gets a specific combination of symbols the progressive jackpot from this group of machines is given to him. A single slot machine's jackpot is considerably less than the progressive jackpot.
In some cases multiple machines are linked across multiple casinos. The machines are then owned by the manufacturer, who is responsible for paying the jackpot.

Near-miss
The reel display of modern slot machines is controlled by computer software. That is why the slot machine can be programmed to display combinations that are close to winning combinations.
The term near-miss programming is used to denote this practice.
A related phenomenon is sometimes called near-miss. It is winning percentages that control the chance of a winning combination appearing on a pay line. However, the combinations appearing above and below the pay line are all roughly equally randomly distributed. This means it is much more likely that a winning combination will appear above or below a pay line than on the pay line. The occurance of this phenomenon is possible when abbreviated physical reels are used to display a win pattern based upon the RNG. Video slot machines have virtual reels and the symbols that appear around the winning line are usually an accurate depiction of how the reels were mathematically modeled.
The issue of a near-miss above or below the pay line was also the subject of the Nevada Gaming Commission investigation. So long as the near-miss above or below the pay line was not specially programmed it was recognized legal. In other words, any other combination must be just as likely to occur as the near-miss. The machine can't show winning combinations more frequently than other combinations above or below the pay line.
Australia also forbids to use near-miss programming, where a near miss is inaccurately displayed. Manufacturer's practices are audited by regulators with the help of stop motion cameras.

Slot Machines Fraud
Mechanical slot machines and their coin acceptors were sometimes considered to be cheating devices and other scams.
Coin acceptors have become obsolete in favor of bill acceptors and modern slot machines are controlled by EPROM computer chips. It is difficult to defraud these machines because they their bill acceptors are designed with advanced anti-cheating and anti-counterfeiting measures. Nowadays microwaves are used to defraud slot machines.

Slots are very easy to play. Slots give you an opportunity to win a lot of money. The main feature of all slots is that they work with the help of RNG. RNG is a Random Number Generator. RNG is a microchip, which is constantly churning out thousands of numbers a second. Even if nobody plays RNG works. When you hit a spin the machine takes the next number out which it then translates into the position which the reels should stop at, and whether you have won or not! Before playing you have to decide how many coins for each go you want to play. Place maximum bets if you have enough credits. If you make maximum bets you have an opportunity to get the maximum win, which for some slots is the Progressive Jackpot. The payout depends on the type of a slot machine.

The first gambling machine, on which all modern slots are based, was invented by Charles Fey in 1887. Instead of symbols we have now there were regular playing card symbols. The gambling machine consisted of three mechanical reels and a lever. The lever had to be pulled to make the reels move. It was Charles Fey who offered the first slot machine to the public. The first slot consisted of three mechanically spinning reels. Every reel had ten sections with different pictures on them. The combination of three equal cards was considered to be a winning combination. In 1889 there appeared slots, which gave an opportunity to win the jackpot. Fey’s first slot machine was called the Liberty Bell. Then slots were played mostly by women. Women played slots while their men gambled. There was a period of time when any kind of gambling was forbidden. As a result “Liberty Bell Gum Fruit” slots appeared. With “Liberty Bell Gum Fruit” people could buy a chewing gum and as a bonus they got an opportunity to have a spin. Different fruits were used as the symbols. At the end of the 20th century computerized slots and video poker machines appeared. Modern slots are much easier to use. Gamblers push the button and the game starts. Now playing slots through Internet is available for players from all over the world.

There are many types of slot machine configurations but all work according to the same principles - put the money in the slots and pull the handle! The main classification of slots distinguishes two types of slots: straight and progressive slots. If you play slots then you are paid in accordance with the payout schedule, which is always shown on the slot. Straight slots in their turn can be divided into multiplier, bonus multiplier, multiple payline and buy-a-pay slots. The main feature of multiplier slots is that the payout for a winning combination depends on the number of coins bet. The main feature of the bonus multiplier slots is a bonus round, which is activated if you make maximum bets. When playing multiple payline slots remember that the number of coins being bet determines the winning amount. The Buy-a-Pay slots are profitable only if you place maximum bets. Progressive Jackpot is the main characteristic of the progressive slots. Progressive jackpot grows with each coin being bet. The jackpot total is posted above the machine and can grow to enormous sums of money.

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