Help


[permalink] [id link]
+
Page "Delaunay triangulation" ¶ 38
from Wikipedia
Edit
Promote Demote Fragment Fix

Some Related Sentences

divide and conquer
A binary search is a dichotomic divide and conquer search algorithm.
The French finally acquired the islands through a cunning mixture of strategies, including the policy of ' divide and conquer ', chequebook politics and a serendipitous affair between a sultana and a French trader that was put to good use by the French, who kept control of the islands, quelling unrest and the occasional uprising.
A divide and conquer paradigm to performing a triangulation in d dimensions is presented in " DeWall: A fast divide and conquer Delaunay triangulation algorithm in E < sup > d </ sup >" by P. Cignoni, C. Montani, R. Scopigno .< ref >
This is a divide and conquer algorithm that recursively breaks down a DFT of any composite size N = N < sub > 1 </ sub > N < sub > 2 </ sub > into many smaller DFTs of sizes N < sub > 1 </ sub > and N < sub > 2 </ sub >, along with O ( N ) multiplications by complex roots of unity traditionally called twiddle factors ( after Gentleman and Sande, 1966 ).
Some Marxists, together with others on the left, view nationalism, racism ( including anti-Semitism ), and religion, as divide and conquer strategies used by the ruling classes to prevent the working class from uniting against them.
Merge sort is a divide and conquer algorithm that was invented by John von Neumann in 1945.
Sorting algorithms are prevalent in introductory computer science classes, where the abundance of algorithms for the problem provides a gentle introduction to a variety of core algorithm concepts, such as big O notation, divide and conquer algorithms, data structures, randomized algorithms, best, worst and average case analysis, time-space tradeoffs, and upper and lower bounds.
Having been appointed governor of the Roman province of Gallia Narbonensis ( modern Provence ) in 58 BC, Julius Caesar proceeded to conquer the Gallic tribes beyond over the next few years, maintaining control through a careful divide and rule strategy.
Fascist colonial policy in Italian East Africa had a divide and conquer characteristic.
At the same time, many thoughtful hippies distanced themselves from the very idea that the way a person dresses could be a reliable signal of who he was — especially after outright criminals such as Charles Manson began to adopt superficial hippie characteristics, and also after plainclothes policemen started to " dress like hippies " in order to divide and conquer legitimate members of the counter-culture.
The British had practised communal favoritism towards Christians and the minority Tamil community for the entire 200 years they had controlled Sri Lanka, as part of a policy of divide and conquer.
However, Zhuge Liang opposed ending the alliance and in fact confirmed it with a formal treaty later that year, in which the two states pledged to support each other and divide Wei equally if they could conquer it.
The overall effect of the division was to alienate the Pashtun tribes from their neighbors as part of the British divide and conquer strategy, or divide and rule.
Lodge believed Nhu's influence had risen to unprecedented levels and that Nhu's divide and conquer tactics had split the military into three power groups.
However, when the overlapping problems are much smaller than the original problem, the strategy is called " divide and conquer " rather than " dynamic programming ".
The municipalities were merged into one in 1917, after accusations that the government was acting according to the motto " divide and conquer " and they were accorded the status of wards ( quartiers ) thereafter.
To this end, the war effort of Mordor was focused in the south in and around Gondor, in a strategy of divide and conquer.
However, Sauron's divide and conquer strategy was ultimately foiled and a united front of Gondor and Rohan's forces faced Mordor.
He played the divide and conquer game.
During the Great War ( 1683 – 90 ) between the Ottoman Empire and the Holy League — created with the sponsorship of the Pope and including Austria, Poland and Venice — these three powers as means of divide and conquer strategy, incited including Serbs to rebel against the Ottoman authorities and soon uprisings and terrorism spread throughout the western Balkans: from Montenegro and the Dalmatian Coast to the Danube basin and Old Serbia ( Macedonia, Raška, Kosovo and Metohija ).

divide and algorithm
This algorithm can easily be adapted to compute the variance of a finite population: simply divide by n instead of n − 1 on the last line.
The most well-known use of the Cooley – Tukey algorithm is to divide the transform into two pieces of size at each step, and is therefore limited to power-of-two sizes, but any factorization can be used in general ( as was known to both Gauss and Cooley / Tukey ).
Example pseudocode for top down merge sort algorithm which uses recursion to divide the list into sub-lists, then merges sublists during returns back up the call chain.
According to Intel, there were a few missing entries in the lookup table used by the digital divide operation algorithm.
In the basic machine division used software subroutines, but optional divide hardware could be installed using a repeated subtraction algorithm.
Rather than being an available option, as in the Model I, the divide hardware using a repeated subtraction algorithm, was built in.
In computer science, divide and conquer ( D & C ) is an important algorithm design paradigm based on multi-branched recursion.
A divide and conquer algorithm works by recursively breaking down a problem into two or more sub-problems of the same ( or related ) type, until these become simple enough to be solved directly.
The name " divide and conquer " is sometimes applied also to algorithms that reduce each problem to only one subproblem, such as the binary search algorithm for finding a record in a sorted list ( or its analog in numerical computing, the bisection algorithm for root finding ).
Under this broad definition, however, every algorithm that uses recursion or loops could be regarded as a " divide and conquer algorithm ".
The correctness of a divide and conquer algorithm is usually proved by mathematical induction, and its computational cost is often determined by solving recurrence relations.
Binary search, a divide and conquer algorithm in which the original problem is successively broken down into single subproblems of roughly half the original size, has a long history.
Another divide and conquer algorithm with a single subproblem is the Euclidean algorithm to compute the greatest common divisor of two numbers ( by reducing the numbers to smaller and smaller equivalent subproblems ), which dates to several centuries BC.
As another example of a divide and conquer algorithm that did not originally involve computers, Knuth gives the method a post office typically uses to route mail: letters are sorted into separate bags for different geographical areas, each of these bags is itself sorted into batches for smaller sub-regions, and so on until they are delivered.
However, most implementations require O ( log n ) space to keep track of the recursive function calls as part of the divide and conquer strategy ; so Quicksort is not an in-place algorithm.

divide and for
Aortic pressure is highest at the aorta and becomes less pulsatile and lower pressure as blood vessels divide into arteries, arterioles, and capillaries such that flow is slow and smooth for gases and nutrient exchange.
For instance, division of real numbers is a partial function, because one can't divide by zero: a / 0 is not defined for any real a.
The actual number in Scotland varies considerably — between approximately 350 to 500 due to the use of the term " island dun " for well over one hundred Hebridean examples — a distinction that has created a divide between mainland Scottish crannog and Hebridean islet settlement studies.
Mount Richard, for example, was a fictitious peak on the Rocky Mountains ' continental divide that appeared on a Boulder County, Colorado map in the early 1970s.
Finally, to solve for y we divide both sides by:
A decision procedure for the decision problem " given two numbers x and y, does x evenly divide y?
Each character begins with twenty points to divide between four Element scores roughly equivalent to statistics for Strength ( Fire ), Perception ( Water ), Intelligence ( Air ) and Endurance ( Earth ).
The main exceptions to this system occur in some Latin American leagues, which divide football championships into two sections named Apertura and Clausura ( Spanish for Opening and Closing ), awarding a champion for each.
During most of his career, Orwell was best known for his journalism, in essays, reviews, columns in newspapers and magazines and in his books of reportage: Down and Out in Paris and London ( describing a period of poverty in these cities ), The Road to Wigan Pier ( describing the living conditions of the poor in northern England, and the class divide generally ) and Homage to Catalonia.
“ The quest for democracy had united them, but the definition of democracy would divide them .”
The show was responsible for the phrases " Say the secret woid and divide $ 100 " ( that is, each contestant would get $ 50 ); and " Who's buried in Grant's Tomb?
The region is not an official administrative unit, but has been traditionally used as the regional division of Japan in a number of contexts: for example, maps and geography textbooks divide Japan into the eight regions, weather reports usually give the weather by region, and many businesses and institutions use their home region as part of their name ( Kinki Nippon Railway, Chūgoku Bank, Tohoku University, etc .).
In 1966 Kuwait and Saudi Arabia agreed to divide the Neutral Zone ; the partitioning agreement making each country responsible for administration in its portion was signed in December 1969.
Spending for nurturing children for literacy before age 6 will be a large market and will have the most impact in improving the quality of life, especially those children who reside on the wrong side of the digital divide.
And while the inner city are being gentrified and the upper-middle class have inhabited the Western Harbor, little have changed for the inhabitants of in the districts of the Million Programme ; Malmö remains a city of sharp social divide and high unemployment.
Concerning the partition of India to create Pakistan, while the Indian National Congress and Gandhi called for the British to quit India, the Muslim League passed a resolution for them to divide and quit, in 1943.
Using object oriented programming to model the interactions of 28 categories of molecules including DNA, RNA, proteins, and metabolites, and running on 128-core Linux cluster, the simulation takes 10 hours for a single M. genitalium cell to divide once — about the same time the actual cell takes — and generates half a gigabyte of data.
The new instructions included some minor improvements and extensions to the supervisor state, several instructions for software management of a multiprocessing system ( which were removed in the 68060 ), some support for high-level languages which did not get used much ( and was removed from future 680x0 processors ), bigger multiply ( 32 × 32 → 64 bits ) and divide ( 64 ÷ 32 → 32 bits quotient and 32 bits remainder ) instructions, and bit field manipulations.
This was where the internal / external divide doctrine was first expressed, probably due to judicial reluctance to hospitalise someone for a condition that could be cured by a sugar lump.

0.173 seconds.