PPT-Parameters of İnfiltration Models as Affected by the Measurement Technique and Land Use

Gülay KARAHAN Kim SEONGYUN Yakov PACHEPSKY The measurement technique and the land use are two soil structurerelated attributes that are typically available in descriptions of infiltration experiments . Alan Ritter. Latent Variable Models. Previously: learning parameters with fully observed data. Alternate approach: hidden (latent) variables. Latent Cause. Q: how do we learn parameters?. Unsupervised Learning. Machine Learning. Last Time. Expectation Maximization. Gaussian Mixture Models. Today. EM Proof. Jensen’s Inequality. Clustering sequential data. EM over . HMMs. EM in any Graphical Model. Gibbs Sampling. Introduction. Green . Ampt. method. Ponding time . Reading: Applied Hydrology Sections 5.1 to 5.6. depth. Wetting Zone. Transmission. Zone. Transition Zone. Saturation Zone. Wetting Front. q. Infiltration. STA431: Spring 2013. See last slide for copyright information. Double Measurement Regression: A Two-Stage Model. Observable variables are D. i,1. and D. i,2. : both p+q by 1. ν. , . β. 0. and . μ. flow. (Mays p 310-321). Learning objective. Be able to calculate infiltration, cumulative infiltration and time to ponding using the Green-. Ampt. method as given in Mays Section . 7.4. The rate at which water can infiltrate is important for determining the partition between whether rainfall infiltrates or becomes runoff that flows overland to streams.. Latent Growth Models. Brad Verhulst & . Lindon. Eaves. Two Broad Categories of Developmental Models. Autoregressive Models: . The things that happened yesterday affect what happens today, which affect what happens tomorrow. Andy Evans. Centre for Spatial Analysis and Policy. With: Jon Ward, Mathematics; Nick Malleson, CSAP; Andy Newing, CSAP. The Problem. Societies very complex.. They are also reactive to information about themselves.. Anil Ambastha. Chevron Nigeria Limited. March 31, 2014. Outline. 2. Introduction to experimental design (ED). Selection of uncertain parameters and their ranges. R. esponse or tracking functions (or variables). Objective. The Los Alamos Sea Ice model has a number of input parameters for which accurate values are not always well established. . We conduct a variance-based sensitivity analysis . of hemispheric sea ice properties to 39 input parameters. The method accounts for non-linear and non-additive effects in the model.. Slope. Degree of saturation. Porosity. Permeability. Capillarity. Vegetation. Land use. What factors affect the movement of water?. Slope . is how steep the land is.. The steeper the slope of the land, . Green . Ampt. method. Ponding time . Reading: Applied Hydrology Sections 5.1 to 5.6. depth. Wetting Zone. Transmission. Zone. Transition Zone. Saturation Zone. Wetting Front. q. Infiltration. General. Water entering the soil at the ground surface . It replenishes the soil moisture deficiency and the excess moves downward by force of gravity called deep seepage or percolation and builds up the ground water table . 2. Infiltration and hydraulic conductivity measurements. 3. Eijkelkamp Training & Consultancy voor trainingen in milieu- land- en wateronderzoek. Why. . measurements. ?. Define. drain . distance. . Lam. Nguyen. and . Isabelle Kleiner. , . Laboratoire Interuniversitaire des Systèmes Atmosphériques (LISA). . S. . Shipman. , New . College. of Florida. K. . Kobayashi. , Toyama . University.