搜索结果: 1-15 共查到“depth”相关记录341条 . 查询时间(0.109 秒)
Thawing permafrost releases greenhouse gas from depth
permafrost methane concentration limestone greenhouse gas effect
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2021/8/3
Geologists compared the spatial and temporal distribution of methane concentrations in the air of northern Siberia with geological maps. The result: the methane concentrations in the air after last ye...
Sensitivity of L-band vegetation optical depth to carbon stocks in tropical forests: a comparison to higher frequencies and optical indices
Vegetation optical depth Carbon density Tropical forests L-band Climate change
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2024/2/4
Monitoring vegetation carbon in tropical regions is essential to the global carbon assessment and to evaluate the actions oriented to the reduction of forest degradation. Mainly, satellite optical veg...
中国地质大学科学技术发展院谢爽（博士研究生），文章*, 等，环境学院. Journal of Hydrology (2019), A new model approach for reactive solute transport in dual-permeability media with depth-dependent reaction ,coefficients
土壤；污染物；迁移
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2021/10/15
近日，国际著名期刊《Journal of Hydrology》刊发了中国地质大学环境学院文章教授团队的最新研究成果——“A new model approach for reactive solute transport in dual-permeability media with depth-dependent reaction coefficients”。该文第一作者为环境学院2018级博士...
Faster homomorphic encryption is not enough: improved heuristic for multiplicative depth minimization of Boolean circuits
somewhat homomorphic encryption multiplicative depth Boolean functions
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2019/8/27
In somewhat homomorphic encryption schemes (e.g. B/FV, BGV) the size of ciphertexts and the execution performance of homomorphic operations depends heavily on the multiplicative depth. The multiplicat...
THEORETICAL MODELLING STUDY ON THE RELATIONSHIP BETWEEN MULTI-FREQUENCY MICROWAVE VEGETATION INDEX AND VEGETATION PROPERTIES (OPTICAL DEPTH AND SINGLE SCATTERING ALBEDO)
Microwave Vegetation Index Matrix Doubling Model Optical Depth Single Scattering Albedo Soil Moisture Roughness
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2018/5/15
This paper presents a theoretical study of derivation Microwave Vegetation Indices (MVIs) in different pairs of frequencies using two methods. In the first method calculating MVI in different frequenc...
VALIDATION OF THE DAILY PASSIVE MICROWAVE SNOW DEPTH PRODUCTS OVER NORTHERN CHINA
Snow Depth Products Snow Cover Passive Microwave Validation Northern China
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2018/5/15
Passive microwave sensors have the capability to provide information on snow depth (SD), which is critically important for hydrological modeling and water resource management. However, the different a...
INTEGRATING DEPTH AND IMAGE SEQUENCES FOR PLANETARY ROVER MAPPING USING RGB-D SENSOR
RGB-D camera Depth Planetary Rover Mapping Bundle Adjustment Point Cloud
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2018/5/15
RGB-D camera allows the capture of depth and color information at high data rates, and this makes it possible and beneficial integrate depth and image sequences for planetary rover mapping. The propos...
SPATIAL AND TEMPORAL CHANGES OF AEROSOL OPTICAL DEPTH AND ITS DRIVING FACTORS BASED ON MODIS IN JIANGSU PROVINCE
AOD MODIS Temporal Change Spatial Autocorrelation Gravity Model Driving Factor
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2018/5/14
Aerosol Optical Depth (AOD) is of great value for studying air mass and its changes. In this paper, we studied the spatial-temporal changes of AOD and its driving factors based on spatial autocorrelat...
ESTIMATING PM2.5 IN XI’AN , CHINA USING AEROSOL OPTICAL DEPTH OF NPP VIIRS DATA AND METEOROLOGICAL MEASUREMENTS
Aerosol optical depth PM2.5 VIIRS Remote sensing inversion Nonlinear model
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2018/5/16
In recent years, the air pollution is becoming more and more serious, which not only causes the decrease of the visibility, but also affects the human health. As the most important pollutant particula...
赣南师范大学外国语学院应用语言学课件Lecture 4 Vocabulary size andin-depth knowledge
赣南师范大学 外国语学院 应用语言 课件
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2018/4/13
赣南师范大学外国语学院应用语言学课件Lecture 4 Vocabulary size andin-depth knowledge。
PROCEDURE ENABLING SIMULATION AND IN-DEPTH ANALYSIS OF OPTICAL EFFECTS IN CAMERA-BASED TIME-OF-FLIGHT SENSORS
Time-of-Flight ToF camera optical simulation procedure 3D reconstruction ground truth transient imaging
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2018/6/4
This paper presents a simulation approach for Time-of-Flight cameras to estimate sensor performance and accuracy, as well as to help understanding experimentally discovered effects. The main scope is ...
Non-Malleable Codes for Small-Depth Circuits
non-malleable codes small-depth circuit switching lemma
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2018/3/5
We obtain our codes via a new efficient non-malleable reduction from small-depth tampering to split-state tampering. A novel aspect of our work is the incorporation of techniques from unconditional de...
Burial depth interval of the shale brittle–ductile transition zone and its implications in shale gas exploration and production
Shale Brittleness Fracture Overconsolidation ratio (OCR) Confining pressure
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2018/4/2
Brittleness and ductility of shale are closely related to shale gas exploration and production. How to predict brittleness and ductility of shale is one of the key issues in the study of shale gas pre...
Towards an in-depth understanding of privacy parameters for randomized sanitization mechanisms
Anonymity Differential Privacy
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2017/9/18
Differential privacy, and close other notions such as dχdχ-privacy, is at the heart of the privacy framework when considering the use of randomization to ensure data privacy. Such a guarantee is alway...
On the Depth of Oblivious Parallel RAM
OPRAM PRAM
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2017/9/13
Oblivious Parallel RAM (OPRAM), first proposed by Boyle, Chung, and Pass, is the natural parallel extension of Oblivious RAM (ORAM). OPRAM provides a powerful cryptographic building block for hiding t...