International Commission on Irrigation & Drainage Commission Interationale des Irrigation et du Drainage

Multilingual Technical Dictionary (MTD)
<<    Browsing page 1 of 2    >>
Term No.Term Name/Term DescriptionAction
82
Curve fitting
1 - The fitting of a mathematical curve to any statistical data, e.g. regression data or time series. 2 - The fitting of a mathematically specified frequency curve to a frequency distribution observed......
Similar Terms
255
Goodness of fit
The goodness of agreement between an observed set of values and a second set of values which are derived wholly or partly on a hypothetical basis, that is to say, derived from the fitting of a model to the data. The excellence of fit is often measured by some criterion depending on the squares of the differences between observed and theoretical val.....
Similar Terms
266
Freehand fit
The fit or trend, obtained from the `freehand method`.
Similar Terms
267
Semi-average fit
When a straight line trend appears to fit the data well, the data may be divided into two equal parts and arithmetic means calculated for the first and second half, plotted and joined by a straight line which gives the `semi-average fit`. It is more objective than the freehand method, but because of its reliance on arithmetic means, it can be undul.....
Similar Terms
268
Moving average method of fit
The averaging at the central year of a series of overlapping means to smooth out, or damp down, undue high and low, short-term values. Hence, the `moving average fit`. (See also 279)......
Similar Terms
269
Least square fit
A straight or curvilinear trend to give the mean of the squared vertical deviations as minimum. See 244.
Similar Terms
4141
Tangible losses and benefits
Flood damages and benefits that are capable of being assessed in terms of money.
Similar Terms
4316
Outfit
The term used to include the rig; power machinery, tools and accessories of a drilling plant.
Similar Terms
4837
Joints (PE) or Fittings
Special parts, like those mentioned below, used either to connect two pipe elements of same diameter (union) or of different diameters (reduction) or to connect one pipe into another (tees, equal or unequal) or to unite two elements while allowing them to be easily disconnected (joint-union). .....
Similar Terms
4872
Profitable crop water requirement, or Unit water requirement
The volume of water actually used by crops in producing a unit mass of dry matter.
Similar Terms
5043
Drainage benefit
1 - The improvement accrued by land from the establishment of a system of drainage, often used as a basis for taxation. 2 - See 5242......
Similar Terms
5085
Drainage fittings
Parts used to connect, join or adapt subsurface drainage pipes used in a drainage system.
Similar Terms
7971
Retrofitting (or upgrading)
Reinforcement of structures to become more resistant and resilient to the forces of natural hazards.
Similar Terms
8088
Retro-fitting
Modifying an established structure to withstand flooding.
Similar Terms
9140
Benefit-cost analysis
Evaluation, quantitatively and qualitatively, of the positive and negative effects of a project.
Similar Terms
9143
Ex post measurement of benefits, or Ex post measurement of effects
The assessment of benefits or effects that actually accrue to a particular area, region or country as the result of the introduction of a project......
Similar Terms
9144
Ex ante measurement of benefits, or Ex ante measurement of effects
The assessment of benefits or effects that are likely to accrue to a particular region or country if a project is introduced......
Similar Terms
9153
Direct benefits, Direct effects, Primary benefits, or Primary effects
The value of the immediate products or services resulting from the measures for which the project and associated costs were incurred......
Similar Terms
9154
Indirect benefits, Indirect effects, Secondary benefits, or Secondary effects
The values added over and above the value of the immediate products or services of the project as the result of activities stemming from or induced by the project......
Similar Terms
9155
Social benefits, or Social effects
Benefits consisting mainly of opportunities for (i) employment of labour and (ii) employment of capital, as the result of the project during and after construction......
Similar Terms
9157
Intangible benefits, or Intangible effects
All the benefits (direct and indirect) that cannot be expressed in monetary terms.
Similar Terms
9158
Tangible benefits, or Tangible effects
All the benefits that can be expressed in monetary terms.
Similar Terms
9159
Primary benefits, Primary effects, Direct irrigation benefits, or Direct irrigation effects
Benefits from irrigation including the value of any reduction in costs due to the project and of any increase of farm products marketed or consumed by the farm family......
Similar Terms
9160
Secondary benefits, Secondary effects, Indirect irrigation benefits, or Indirect irrigation effects
Profits on commodities of projects sold locally, values added by transporting, processing and distributing the added farm products from the project, plus any value added by other activities stemming from or induced by the project......
Similar Terms
9161
Stemming benefits, or Stemming effects
Benefits in the form of profits earned on commodities of the projects that are sold locally; the profits expected to accrue to all other enterprises between the farmer and the final consumer, from handling, processing and marketing, etc.; the increase in income of the governments and other local bodies and public benefits......
Similar Terms
<<    Browsing page 1 of 2    >>