نتایج جستجو برای: geomorphologic features including aspect

تعداد نتایج: 1507069  

Journal: :Icarus 2021

In this study we address the question of whether Tharsis rise that occupies ~25 % surface area Mars was once covered by an ice cap, and sudden ice-cap melting responsible for catastrophic development Late Hesperian (3.5-3.6 Ga) circum-Tharsis giant (>1000s km in length) outflow channels. To achieve goal, conducted geomorphologic mapping across Oudemans crater basin (~125 diameter) at elevations...

2013
Fuyuan Liang Yunyan Du

Mapping specific landform entities in the past is mainly achieved by manually examining contour lines on topographic maps. Automated delimitation of specific landform from digital elevation data remains difficult in geomorphologic mapping. This paper presents a method to automatically identify five common surface features of karst landscapes: isolated karst hill or sinkhole, clustered karst hil...

Journal: :IJPRAI 2008
Jwu-Sheng Hu Tzung-Min Su

This work presents a flexible framework for recognizing 3D objects from 2D views. Similarity-based aspect-graph, which contains a set of aspects and prototypes for these aspects, is employed to represent the database of 3D objects. An incremental database construction method that maximizes the similarity of views in the same aspect and minimizes the similarity of prototypes is proposed as the c...

2014
Pengfei Liu Helen M. Meng

This paper describes our SeemGo system for the task of Aspect Based Sentiment Analysis in SemEval-2014. The subtask of aspect term extraction is cast as a sequence labeling problem modeled with Conditional Random Fields that obtains the F-score of 0.683 for Laptops and 0.791 for Restaurants by exploiting both word-based features and context features. The other three subtasks are solved by the M...

2003
A. Scheffers D. Kelletat

Tsunami events with extreme effects on sedimentary transport or considerable alterations of the coastal configuration are rather rare regarding human history, but considering geological timescales they occur frequently. At least 100 megatsunami in different parts of the world have been recorded in the past 2000 years—but presumably far more have failed to be noticed during historical times and ...

Atul Salodkar Sanjiv Choudhary, Sankha Koley,

Kindler syndrome (KS) is a rare autosomal recessive genodermatosis. We report two cases of KS with classical clinical presentations involving skin and mucus membranes. Clinically, both patients had four major features of KS in the form of acral skin blistering, photosensitivity, progressive poikiloderma, and diffuse cutaneous atrophy. Case 1 had associated features in the form of urethral...

Journal: :ecopersia 0
abdolreza javidfar former m.sc. student of range management, university of zabol, zabol, iran einollah rouhi-moghaddam associate professor, department of range and watershed, university of zabol, zabol, iran mahdieh ebrahimi associate professor, department of range and watershed, university of zabol, zabol, iran

the effect of soil and topographic features on distribution of amygdalus scoparia in nehbandan (iran) was investigated. slope, aspect and altitudinal maps were overlaid to prepare a working map unit. quantitative and qualitative traits, including height, number, collar diameter of sprout with the highest diameter, crown diameter and trunk health were recorded in 1000 m2 plots (27 plots). in eac...

2005
Marco Tulio Valente Fabio Tirelo Diana Campos Leao Rodrigo Palhares Silva

This paper describes a Java-based communication middleware, called AspectJRMI, that applies aspect-oriented programming concepts to achieve the following requirements: (1) modular implementation of its features, including those with a crosscutting behavior; (2) high degree of configurability and adaptability; (3) performance similar to conventional object-oriented communication middleware syste...

2007
Yang Ye Karl-Michael Schneider Steven Abney

This paper reports on a pilot study of aspect marker generation in an English-to-Chinese translation scenario. Our classifier combines a number of linguistic features in a Maximum Entropy framework and achieves an overall accuracy of 78%. We also investigate the impact of different clusters of linguistic features; we find that syntactic features have the highest utility and lexical aspectual pr...

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