معرفة
قاعدة البيانات العربية الرقمية "معرفة"
الرئيسية
الخدمات
معامل التأثير "آرسيف"
المفضلة
اتصل بنا
Language
English
العربية
تسجيل الدخول
بحث
تصفح
All
العنوان
المؤلفين / الأشخاص
المؤسسة
بحث
بحث متقدم
بحث متقدم
محددات البحث
الكل
المستخلص
المؤلفين/ الأشخاص
الدولة
المؤسسة
ردمد / ردمك
الموضوع الرئيسي
رقم السجل
المصدر
قائمة المحتويات
العنوان
الموضوعات
و
أو
ليس
الكل
المستخلص
المؤلفين/ الأشخاص
الدولة
المؤسسة
ردمد / ردمك
الموضوع الرئيسي
رقم السجل
المصدر
قائمة المحتويات
العنوان
الموضوعات
و
أو
ليس
الكل
المستخلص
المؤلفين/ الأشخاص
الدولة
المؤسسة
ردمد / ردمك
الموضوع الرئيسي
رقم السجل
المصدر
قائمة المحتويات
العنوان
الموضوعات
محددات الوثيقة
لها نص كامل
العبارة
تحتوي
مطابقة
أي كلمة
Language
العربية
الفرنسية
الإنجليزية
عدد الصفحات
مساوي
أقل من
أكبر من
الصفحات
نوع الوثيقة
مقالات
كتاب
فصل كتاب
دوريات
أطروحات عالمية
رسائل جامعية
أوراق مؤتمرات
عرض كتاب
تقرير إحصائي
التقارير السنوية
مؤتمر
المكنز
البرامج الأكاديمية والتدريب
الجوائز
المفاهيم و المصطلحات
مؤسسة
سؤال استطلاع
فتاوى
الشهادات التدريب
استطلاعات الرأي العام
القرارات الشرعية
ملف شخص
الحوكمة
النظام الأساسي
تقرير مدققي الحسابات
القوانين و التشريعات
تقارير الشركات
سلسلة كتب
التقارير الربعية
عرض مؤتمر
كتاب جامعي
فصل كتاب جامعي
من
2024
2023
2022
2021
2020
2019
2018
2017
2016
2015
2014
2013
2012
2011
2010
2009
2008
2007
2006
2005
2004
2003
2002
2001
2000
1999
1998
1997
1996
1995
1994
1993
1992
1991
1990
1989
1988
1987
1986
1985
1984
1983
1982
1981
1980
1979
1978
1977
1976
1975
1974
1973
1972
1971
1970
1969
1968
1967
1966
1965
1964
1963
1962
1961
1960
إلى
2024
2023
2022
2021
2020
2019
2018
2017
2016
2015
2014
2013
2012
2011
2010
2009
2008
2007
2006
2005
2004
2003
2002
2001
2000
1999
1998
1997
1996
1995
1994
1993
1992
1991
1990
1989
1988
1987
1986
1985
1984
1983
1982
1981
1980
1979
1978
1977
1976
1975
1974
1973
1972
1971
1970
1969
1968
1967
1966
1965
1964
1963
1962
1961
1960
تقييد النتائج
التخصصات الرئيسية
الطب البشري
(49)
هندسة مدنية
(24)
تكنولوجيا المعلومات وعلم الحاسوب
(16)
الرياضيات
(10)
الكيمياء
(9)
الأحياء
(8)
الفيزياء
(8)
الأمراض
(6)
الفلسفة
(4)
هندسة الاتصالات
(4)
عرض المزيد
تحديث
نوع البيانات
مقالات
(146)
اللغة
الإنجليزية
(146)
الدولة
مصر
(143)
المصدر
BioMed Research International
(24)
Mathematical Problems in Engineering
(14)
Evidence-Based Complementary and Alternative Medicine
(11)
Advances in Materials Science and Engineering
(8)
The Scientific World Journal
(8)
Oxidative Medicine and Cellular Longevity
(5)
Science and Technology of Nuclear Installations
(5)
Advances in Meteorology
(4)
Complexity
(4)
Shock and Vibration
(4)
Advances in Civil Engineering
(3)
Geofluids
(3)
Journal of Function Spaces
(3)
Journal of Nanomaterials
(3)
عرض المزيد
تحديث
الفترة:
نتائج البحث
(
101
-
146
من
146
)
الصلة
تاريخ النشر تصاعدي
تاريخ النشر تنازلي
العنوان تصاعدي
العنوان تنازلي
المؤلف تصاعدي
المؤلف تنازلي
مقالات
Efficient ELM-Based Two Stages Query Processing Optimization for Big Data
By: Ding, Linlin; Liu, Yu; Jin, Yi…[et al.]. Mathematical Problems in Engineering. No. 2015 (2015), pp.1-12, 12 p.
مقالات
Bcl-xL Genetic Modification Enhanced the Therapeutic Efficacy of Mesenchymal Stem Cell Transplantation in the Treatment of Heart Infarction
By: Xue, Xiaodong; Liu, Yu; Zhang, Jian…[et al.]. Stem Cells International. No. 2015 (2015), pp.1-14, 14 p.
مقالات
Enhancement in Mode II Interlaminar Fracture Toughness at Cryogenic Temperature of Glass FiberEpoxy Composites through Matrix Modification by Carbon Nanotubes and n-Butyl Glycidyl Ether
By: Liu, Yu; Yan, Cheng; Fu, Shaoyun…[et al.]. Journal of Nanomaterials. No. 2015 (2015), pp.1-6, 6 p.
مقالات
AP1000 Shield Building Dynamic Response for Different Water Levels of PCCWST Subjected to Seismic Loading considering FSI
By: Lu, Dao-gang; Liu, Yu; Clausse, Alejandro…[et al.]. Science and Technology of Nuclear Installations. No. 2015 (2015), pp.1-8, 8 p.
مقالات
Quantitation of α-Lactalbumin by Liquid Chromatography Tandem Mass Spectrometry in Medicinal Adjuvant Lactose
By: Yan, Rui; Qu, Longmei; Foret, Frantisek…[et al.]. International Journal of Analytical Chemistry. No. 2014 (2014), pp.1-4, 4 p.
مقالات
Event-Triggered Control for Multiagent Systems with the Problem of Packet Losses and Communication Delays When Using the Second-Order Neighbors’ Information
By: Yu, Mei; Liu, Yu; Bellouquid, Abdelghani…[et al.]. Abstract and Applied Analysis. No. 2014 (2014), pp.1-10, 10 p.
مقالات
Serum-Free Medium Optimization Based on Trial Design and Support Vector Regression
By: Xu, Jian; Yan, Fang-Rong; Guru, Metin…[et al.]. BioMed Research International. No. 2014 (2014), pp.1-7, 7 p.
مقالات
Automatic Tracking and Characterization of Cumulonimbus Clouds from FY-2C Geostationary Meteorological Satellite Images
By: Liu, Yu; Xi, Du-Gang; Gultepe, Ismail…[et al.]. Advances in Meteorology. No. 2014 (2014), pp.1-18, 18 p.
مقالات
A Novel Laccase with Potent Antiproliferative and HIV-1 Reverse Transcriptase Inhibitory Activities from Mycelia of Mushroom Coprinus comatus
By: Wang, He-Xiang; Zhang, Guo-Qing; Sá-Correia, Isabel…[et al.]. BioMed Research International. No. 2014 (2014), pp.1-8, 8 p.
مقالات
Molecular Characterization of Hardy Spaces Associated with Twisted Convolution
By: Huang, Jizheng; Sadarangani, Kishin B.; Liu, Yu. Journal of Function Spaces. No. 2014 (2014), pp.1-6, 6 p.
مقالات
Large-Area Binary Blazed Grating Coupler between Nanophotonic Waveguide and LED
By: Li, Hongqiang; Zhou, Wenqian; Zhang, Meiling…[et al.]. The Scientific World Journal. No. 2014 (2014), pp.1-6, 6 p.
مقالات
Investigation of Cytotoxicity of Phosphoryl Choline Modified Single-Walled Carbon Nanotubes under a Live Cell Station
By: Liu, Yu; Zhang, Tao; Jiang, Zhengsheng…[et al.]. BioMed Research International. No. 2014 (2014), pp.1-12, 12 p.
مقالات
Advanced Load Balancing Based on Network Flow Approach in LTE-A Heterogeneous Network
By: Zhang, Xiang; Liu, Yu; Zhang, Lin…[et al.]. International Journal of Antennas and Propagation. No. 2014 (2014), pp.1-10, 10 p.
مقالات
Breath Ketone Testing : A New Biomarker for Diagnosis and Therapeutic Monitoring of Diabetic Ketosis
By: Qiao, Yue; Liu, Yu; Hu, Cheng…[et al.]. BioMed Research International. No. 2014 (2014), pp.1-5, 5 p.
مقالات
Context-Aware and Locality-Constrained Coding for Image Categorization
By: Wang, Bin; Liu, Yu; Yu, Zhiwen…[et al.]. The Scientific World Journal. No. 2014 (2014), pp.1-14, 14 p.
مقالات
Alcohol Use among Chinese Men Who Have Sex with Men : An Epidemiological Survey and Meta-Analysis
By: Qian, Han-Zhu; Ruan, Yuhua; Dahiya, Kapil…[et al.]. BioMed Research International. No. 2014 (2014), pp.1-11, 11 p.
مقالات
Green Channel Guiding Denoising on Bayer Image
By: Liu, Yu; Corchado Rodriguez, Juan Manuel; Zhang, Maojun…[et al.]. The Scientific World Journal. No. 2014 (2014), pp.1-9, 9 p.
مقالات
A Master-Slave Surveillance System to Acquire Panoramic and Multiscale Videos
By: Liu, Yu; Bhatia, S. K.; Mishra, K. K.…[et al.]. The Scientific World Journal. No. 2014 (2014), pp.1-11, 11 p.
مقالات
Further Results on the Nullity of Signed Graphs
By: Liu, Yu; You, Lihua; Wang, Qing-Wen. Journal of Applied Mathematics. No. 2014 (2014), pp.1-8, 8 p.
مقالات
The Higher Order Riesz Transform and BMO Type Space Associated with Schrödinger Operators on Stratified Lie Groups
By: Liu, Yu; Dong, Jianfeng; Sawano, Yoshihiro. Journal of Function Spaces and Applications. No. 2013 (2013), pp.1-13, 13 p.
مقالات
The Higher Order Riesz Transform and BMO Type Space Associated with Schrödinger Operators on Stratified Lie Groups
By: Liu, Yu; Dong, Jianfeng; Sawano, Yoshihiro. Journal of Function Spaces. No. 2013 (2013), pp.1-13, 13 p.
مقالات
Weighted Endpoint Estimates for Commutators of Riesz Transforms Associated with Schrödinger Operators
By: Liu, Yu; Sheng, Jielai; Wang, Lijuan…[et al.]. Abstract and Applied Analysis. No. 2013 (2013), pp.1-10, 10 p.
مقالات
Fuzzy Sets Method of Reliability Prediction and Its Application to a Turbocharger of Diesel Engines
By: Li, Yan-Feng; Zhang, Hanliang; Xiao, Ning-Cong…[et al.]. Advances in Mechanical Engineering. No. 2013 (2013), pp.1-7, 7 p.
مقالات
Microarray Analysis of Transcriptome of Medulla Identifies Potential Biomarkers for Parkinson’s Disease
By: Liao, Xiao-Yang; Wang, Wei-Wen; Liu, Yu…[et al.]. International Journal of Genomics. No. 2013 (2013), pp.1-7, 7 p.
مقالات
Video Denoising Based on a Spatiotemporal Kalman-Bilateral Mixture Model
By: Liu, Yu; Wang, Wei; Tian, Jie…[et al.]. The Scientific World Journal. No. 2013 (2013), pp.1-10, 10 p.
مقالات
A Self-Learning Sensor Fault Detection Framework for Industry Monitoring IoT
By: Liu, Yu; Yang, Yang; Zhou, Zhongmei…[et al.]. Mathematical Problems in Engineering. No. 2013 (2013), pp.1-8, 8 p.
مقالات
Multi-Scale Locality-Constrained Spatiotemporal Coding for Local Feature Based Human Action Recognition
By: Wang, Bin; Melin, Patricia; Haber, R.…[et al.]. The Scientific World Journal. No. 2013 (2013), pp.1-11, 11 p.
مقالات
Optimal Design of an Ultrasmall SOI-Based 1 × 8 Flat-Top AWG by Using an MMI
By: Li, Hongqiang; Strojnik, Marija; Passaro, Vittorio M. N.…[et al.]. The Scientific World Journal. No. 2013 (2013), pp.1-6, 6 p.
مقالات
Phytotoxicity Evolution of Biowastes Undergoing Aerobic Decomposition
By: Matsinhe, C.; Belo, S.; Quina, M. J.…[et al.]. Journal of Waste Management. No. 2013 (2013), pp.1-8, 8 p.
مقالات
Commutators of Higher Order Riesz Transform Associated with Schrödinger Operators
By: Liu, Yu; Wang, Lijuan; Banas, Józef…[et al.]. Journal of Function Spaces and Applications. No. 2013 (2013), pp.1-15, 15 p.
مقالات
Commutators of Higher Order Riesz Transform Associated with Schrödinger Operators
By: Liu, Yu; Wang, Lijuan; Banas, Józef…[et al.]. Journal of Function Spaces. No. 2013 (2013), pp.1-15, 15 p.
مقالات
Occurrence and Removal Characteristics of Phthalate Esters from Typical Water Sources in Northeast China
By: Liu, Yu; Shen, Jimin; Qi, Fei…[et al.]. Journal of Analytical Methods in Chemistry. No. 2013 (2013), pp.1-8, 8 p.
مقالات
Glucagon-Like Peptide-1 Analog Liraglutide Protects against Diabetic Cardiomyopathy by the Inhibition of the Endoplasmic Reticulum Stress Pathway
By: Liu, Jieyu; Liu, Yu; Li, Junqi…[et al.]. Journal of Diabetes Research. No. 2013 (2013), pp.1-8, 8 p.
مقالات
The effect of PN-1, a Traditional Chinese Prescription, on the Learning and Memory in a Transgenic Mouse Model of Alzheimer’s Disease
By: Liu, Yu; Yang, Ya-Jun; Huang, Lan…[et al.]. Evidence-Based Complementary and Alternative Medicine. No. 2013 (2013), pp.1-12, 12 p.
مقالات
Distributed Compressed Video Sensing in Camera Sensor Networks
By: Liu, Yu; Zhu, Xuqi; Cho, Sung Ho…[et al.]. International Journal of Distributed Sensor Networks. No. 2012 (2012), pp.1-10, 10 p.
مقالات
D-Optimal Design for Parameter Estimation in Discrete-Time Nonlinear Dynamic Systems
By: Liu, Yu; Karimi, Hamid Reza; Shen, Bo…[et al.]. Mathematical Problems in Engineering. No. 2012 (2012), pp.1-13, 13 p.
مقالات
Adaptive Control Allocation in the Presence of Actuator Failures
By: Liu, Yu; Crespo, Luis G.; Xu, Yunjun. Journal of Control Science and Engineering. No. 2012 (2012), pp.1-16, 16 p.
مقالات
Geometric Parameter Identification of a 6-DOF Space Robot Using a Laser-Ranger
By: Jiang, Zainan; Liu, Hong; Bi, Zhuming…[et al.]. Journal of Robotics. No. 2012 (2012), pp.1-11, 11 p.
مقالات
A Novel Centroid Localization for Wireless Sensor Networks
By: Yi, Xiao; He, You; Yingshu, Li…[et al.]. International Journal of Distributed Sensor Networks. No. 2012 (2012), pp.1-8, 8 p.
مقالات
Zerumbone, a Southeast Asian Ginger Sesquiterpene, Induced Apoptosis of Pancreatic Carcinoma Cells through p53 Signaling Pathway
By: Zhang, Songyan; Liu, Qiaojing; Selvan, Senthamil R.…[et al.]. Evidence-Based Complementary and Alternative Medicine. No. 2012 (2012), pp.1-8, 8 p.
مقالات
Chinese Medicine’s Intervention Effect on Nogo-ANgR
By: Qin, Xiu-de; Kang, Li-yuan; Ventura, Carlo…[et al.]. Evidence-Based Complementary and Alternative Medicine. No. 2012 (2012), pp.1-4, 4 p.
مقالات
Protective Effects of Chinese Traditional Medicine Buyang Huanwu Decoction on Myocardial Injury
By: Yang, Guangde; Liu, Yu; Lin, Qinqin…[et al.]. Evidence-Based Complementary and Alternative Medicine. No. 2011 (2011), pp.1-7, 7 p.
مقالات
Sparse Logistic Regression for Diagnosis of Liver Fibrosis in Rat by Using SCAD-Penalized Likelihood
By: Yan, Fang-Rong; Liu, Yu; Bernstein, Sanford I.…[et al.]. Journal of Biomedicine and Biotechnology. No. 2011 (2011), pp.1-8, 8 p.
مقالات
Sparse Logistic Regression for Diagnosis of Liver Fibrosis in Rat by Using SCAD-Penalized Likelihood
By: Yan, Fang-Rong; Liu, Yu; Bernstein, Sanford I.…[et al.]. BioMed Research International. No. 2011 (2011), pp.1-8, 8 p.
مقالات
The Roles of Buyang Huanwu Decoction in Anti-Inflammation, Antioxidation and Regulation of Lipid Metabolism in Rats with Myocardial Ischemia
By: Liu, Yu; Wang, Weirong; Lin, Qinqin…[et al.]. Evidence-Based Complementary and Alternative Medicine. No. 2011 (2011), pp.1-8, 8 p.
مقالات
Some Estimates of Schrödinger-Type Operators with Certain Nonnegative Potentials
By: Liu, Yu; Ding, You-zheng; Xiao, Jie. International Journal of Mathematics and Mathematical Sciences. No. 2008 (2008), pp.1-8, 8 p.
«
1
2
3
»