# sum

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**Sum (administrative division)**— Sum, sumu, sumon, and somon ( sumuud ) are a type of administrative district used in China, Mongolia, and Russia.ChinaIn Inner Mongolia, a sumu (Chinese: 苏木; pinyin: sūmù ) is a township level political/administrative division. The sumu division… …112

**Sum frequency generation**— (SFG) is an example of a second order non linear optical process.This phenomenon is based on the annihilation of two input photons at frequencies omega 1 and omega 2 while, simultaneously, one photon at frequency omega 3 is generated.In order… …113

**Sum of absolute transformed differences**— (SATD) is a widely used video quality metric used for block matching in motion estimation for video compression. It works by taking a frequency transform, usually a Hadamard transform, of the differences between the pixels in the original block… …114

**sum total**— index aggregate, amount (result), corpus, in solido, principal (capital sum), quantity, sum (total) …115

**sum of the digits**— ˌsum of the ˈdigits also ˌsum of the ˌyears ˈdigits noun [singular] ACCOUNTING one of the ways of calculating the depreciation (= loss of value over time) of an asset. For example, if an asset has a life of four years, 4+3+2+1= 10, so in the… …116

**sum up something**— sum up (something) to give a brief but complete statement. The last paragraph should sum up the main points of your argument. He s a small man with a big ego that about sums him up. To sum up, Eleanor has promised to revise the designs, and… …117

**@ Sum Kai**— (Ban Bung Phrao,Таиланд) Категория отеля: 2 звездочный отель Адрес: Moo 1, Chaingam, Wangt …118

**Sum Alahi Mong**— (or Sum Ellahi Mong) is a village and Union Council (an administrative subdivision) of Mansehra District in the North West Frontier Province of Pakistan [ [http://www.nrb.gov.pk/lg election/union.asp?district=73 dn=Mansehra Tehsils Unions in the… …119

**sum assured**— UK US noun [C] (plural sums assured) INSURANCE ► a minimum amount that someone you have named in an insurance document will receive when you die: »In the event of your death, your dependents will receive the sum assured attached to the policy …120

**sum of the years' digits method**— UK US noun [S] (ABBREVIATION SYD, also sum of the digits method) ACCOUNTING ► a reduction in the recorded value of particular assets where the amount subtracted from their value each year gets less as the assets get older …