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在“
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”中,
命中:
1,964
条,耗时:0.0259871 秒
在所有数据库中总计命中:
8,093
条
1.
The effect of free sampling strategies on freemium
conversion
rates
作者:
Oliver Francis Koch
;
Alexander Benlian
关键词:
Freemium business models
;
Premium
conversion
;
Free trial strategies
;
Product value discrepancy
;
Loss
aversion
;
Randomized online experiment
刊名:Electronic Markets
出版年:2017
2.
Could ICG-aided robotic cholecystectomy reduce the rate of open
conversion
reported with laparoscopic approach? A head to head comparison of the largest single institution studies
作者:
A. Gangemi
;
R. Danilkowicz
;
F. E. Elli
;
F. Bianco
;
M. Masrur…
关键词:
Cholecystectomy
;
Cholecystectomy
;
laparoscopic
;
Surgical procedures
;
robotic
;
Cholecystectomy
;
robotic
;
assisted
;
Cholangiography
;
Conversion
to open surgery
刊名:Journal of Robotic Surgery
出版年:2017
3.
Heteropolyacids anchored on amino-functionalized MCM-41 and SBA-15 and its application to the ethanol
conversion
reaction
作者:
Alexandru Popa
;
Viorel Sasca
;
Orsina Verdes…
关键词:
Heteropolyacids
;
Mesoporous sieves
3 ;
aminopropyl
;
triethoxysilane
;
Ethanol
conversion
;
Acetaldehyde
刊名:Journal of Thermal Analysis and Calorimetry
出版年:2017
4.
Native forest
loss
in the Chilean biodiversity hotspot: revealing the evidence
作者:
Alejandro Miranda
;
Adison Altamirano
;
Luis Cayuela…
关键词:
Land use and land cover change
;
Remote sensing
;
Temperate forest
;
Deforestation
;
Exotic tree plantation
刊名:Regional Environmental Change
出版年:2017
5.
Soil carbon and nitrogen
loss
es following deforestation in Ethiopia
作者:
Tesfay Berihu
;
Gebreyohannes Girmay…
关键词:
Land use
;
Land cover
;
Soil properties
;
Soil organic carbon
;
Carbon sequestration
;
Ethiopia
刊名:Agronomy for Sustainable Development
出版年:2017
6.
A study on composite catalytic membrane manufacturing based on sodium alginate and lipase to be used in a pervaporation reactor
作者:
Filiz Ugur Nigiz
;
Nilufer Durmaz Hilmioglu
关键词:
Catalytic membrane
;
Composite polymeric catalyst
;
Esterification
刊名:Research on Chemical Intermediates
出版年:2017
7.
Process Simulation and Cost Analysis for Removing Inorganics from Wood Chips Using Combined Mechanical and Chemical Preprocessing
作者:
Hongqiang Hu
;
Tyler L. Westover
;
Robert Cherry
;
John E. Aston…
关键词:
Biofuels
;
Air classification
;
Leaching
;
Ash reduction
;
Technoeconomic analysis
刊名:BioEnergy Research
出版年:2017
8.
Land use change effects on ecosystem services of river deltas and coastal wetlands: case study in Volano–Mesola–Goro in Po river delta (Italy)
作者:
Mattias Gaglio
;
Vassilis G. Aschonitis
;
Elena Gissi…
关键词:
River delta
;
Coastal wetlands
;
Protected areas
;
Environmental management
;
Ecosystem services
;
LULC transition matrices
刊名:Wetlands Ecology and Management
出版年:2017
9.
Combustion properties and kinetics of different biomass samples using TG–MS technique
作者:
Kandasamy Jayaraman
;
Mustafa Versan Kok…
关键词:
Biomass
;
Combustion
;
Thermogravimetry–mass spectrometry
;
Kinetics
刊名:Journal of Thermal Analysis and Calorimetry
出版年:2017
10.
Optimal learning with Bernstein online aggregation
作者:
Olivier Wintenberger
关键词:
Exponential weighted averages
;
Learning theory
;
Individual sequences
刊名:Machine Learning
出版年:2017
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