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科研机构
北京大学 [22]
内容类型
期刊论文 [18]
其他 [4]
发表日期
2017 [3]
2016 [3]
2015 [1]
2014 [4]
2013 [1]
2012 [1]
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专题:北京大学
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基于条件随机场的中文地名识别方法
期刊论文
武汉大学学报(信息科学版), 2017
邬伦
;
刘磊
;
李浩然
;
高勇
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
地名识别
条件随机场
自然语言处理
中文地名
toponym recognition
conditional random field
natural language processing
Chinese toponym
Heterogeneous reactions of mineral dust aerosol: implications for tropospheric oxidation capacity
期刊论文
ATMOSPHERIC CHEMISTRY AND PHYSICS, 2017
Tang, Mingjin
;
Huang, Xin
;
Lu, Keding
;
Ge, Maofa
;
Li, Yongjie
;
Cheng, Peng
;
Zhu, Tong
;
Ding, Aijun
;
Zhang, Yuanhang
;
Gligorovski, Sasho
;
Song, Wei
;
Ding, Xiang
;
Bi, Xinhui
;
Wang, Xinming
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/03
ARIZONA TEST DUST
GASEOUS-HYDROGEN PEROXIDE
PEARL RIVER DELTA
VOLATILE ORGANIC-COMPOUNDS
GAS-PARTICLE INTERACTIONS
KNUDSEN CELL REACTOR
TOTAL OH REACTIVITY
INDIVIDUAL ATMOSPHERIC PARTICLES
PHASE DIFFUSION-COEFFICIENTS
CALCIUM-CARBONATE PARTICLES
The Role of MAPK and Dopaminergic Synapse Signaling Pathways in Antidepressant Effect of Electroacupuncture Pretreatment in Chronic Restraint Stress Rats
期刊论文
EVIDENCE-BASED COMPLEMENTARY AND ALTERNATIVE MEDICINE, 2017
Yang, Xinjing
;
Guo, Zhuo
;
Lu, Jun
;
Zhao, Bingcong
;
Fei, Yutong
;
Li, Jing
;
Jiang, Huili
;
Sun, Lan
;
Wang, Yu
;
Sun, Yang
;
Bao, Tuya
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
PROTEIN-KINASE-C
UNPREDICTABLE MILD STRESS
DEPRESSION-LIKE BEHAVIORS
MAJOR DEPRESSION
BRAIN
MICE
ACUPUNCTURE
TRANSPORTER
POSTMORTEM
SEROTONIN
Origin of arc-like continental basalts: Implications for deep-Earth fluid cycling and tectonic discrimination
期刊论文
LITHOS, 2016
Wang, Xuan-Ce
;
Wilde, Simon A.
;
Xu, Bei
;
Pang, Chong-Jin
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
Intra-continental basalts
Arc basalts
Fluid-mobile elements
Arc-like geochemical signature
Mantle transition zone
Deep-Earth water cycling
LARGE IGNEOUS PROVINCE
ASIAN OROGENIC BELT
LITHOSPHERE-ASTHENOSPHERE BOUNDARY
RIVER FLOOD BASALTS
DRONNING MAUD LAND
MANTLE TRANSITION ZONE
BIMODAL VOLCANIC-ROCKS
NORTH CHINA CRATON
TRACE-ELEMENT
SUBDUCTION ZONES
A target field design of open multi-purpose RF coil for musculoskeletal MR imaging at 3 T
期刊论文
MAGNETIC RESONANCE IMAGING, 2016
Gao, Fei
;
Zhang, Rui
;
Zhou, Diange
;
Wang, Xiaoying
;
Huang, Kefu
;
Zhang, Jue
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
Target field approach
Open
Radio-frequency (RF) coil
Musculoskeletal MR imaging
VARYING FLEXION ANGLES
PHASED-ARRAY COIL
REAL-TIME MRI
INVERSE METHODOLOGY
JOINT KINEMATICS
SKELETAL-MUSCLE
KNEE KINEMATICS
HIGH-RESOLUTION
IN-VIVO
SHIM
阻断内侧前额叶皮质TrkB受体对大鼠认知和海马BDNF表达的影响
期刊论文
心理学报, 2016
王琼
;
王玮文
;
李曼
;
杜伟
;
邵枫
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/04
脑源性神经营养因子
空间学习
逆反学习
内侧前额叶皮质
海马
brain derived neurotrophic factor
spatial learning
reversal learning
medial prefrontal cortex
hippocampus
The different effects of maternal separation on spatial learning and reversal learning in rats
期刊论文
行为大脑研究, 2015
Wang, Qiong
;
Li, Man
;
Du, Wei
;
Shao, Feng
;
Wang, Weiwen
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2015/11/10
Maternal separation
Locomotor activity
Anxiety
Spatial learning
Reversal learning
NEUROTROPHIC FACTOR EXPRESSION
MORRIS WATER MAZE
ADULT RATS
SOCIAL-ISOLATION
DORSOMEDIAL STRIATUM
BEHAVIORAL-RESPONSES
PREPULSE INHIBITION
SYNAPTIC PLASTICITY
PREFRONTAL CORTEX
ANIMAL-MODELS
Selective extinction of Triassic marine reptiles during long-term sea-level changes illuminated by seawater strontium isotopes
期刊论文
palaeogeography palaeoclimatology palaeoecology, 2014
Kelley, Neil P.
;
Motani, Ryosuke
;
Jiang, Da-yong
;
Rieppel, Olivier
;
Schmitz, Lars
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2015/11/11
Triassic
Marine reptile
Durophagy
Sea level
Extinction
Strontium isotopes
PREDATOR DECLINES
MASS EXTINCTIONS
FOSSIL RECORD
EVOLUTION
HISTORY
BIODIVERSITY
DIVERSITY
HETEROGENEITY
SR-87/SR-86
VERTEBRATES
Juvenile stress affects anxiety-like behavior and limbic monoamines in adult rats
期刊论文
生理学与行为, 2014
Luo, Xiao-Min
;
Yuan, San-Na
;
Guan, Xi-Ting
;
Xie, Xi
;
Shao, Feng
;
Wang, Wei-Wen
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2015/11/11
Juvenile
Chronic variable stress
Depression
Anxiety
Limbic areas
Monoamine
MEDIAL PREFRONTAL CORTEX
ELEVATED PLUS-MAZE
CHRONIC UNPREDICTABLE STRESS
OPEN-FIELD
NUCLEUS-ACCUMBENS
DOPAMINE RELEASE
MAJOR DEPRESSION
CHILDHOOD TRAUMA
FRONTAL-CORTEX
ANIMAL-MODEL
Effects of aspirin on immobile behavior and endocrine and immune changes in the forced swimming test: Comparison to fluoxetine and imipramine
期刊论文
pharmacology biochemistry and behavior, 2014
Guan, Xi-ting
;
Shao, Feng
;
Xie, Xi
;
Chen, Lin
;
Wang, Weiwen
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2015/11/11
Aspirin
Antidepressant
Forced swimming test
Corticosterone
IL-6
TNF-alpha
NECROSIS-FACTOR-ALPHA
STRESS-INDUCED INCREASE
MAJOR DEPRESSION
ACETYLSALICYLIC-ACID
ANTIDEPRESSANT TREATMENTS
INFLAMMATORY MARKERS
ANTIINFLAMMATORY DRUGS
DESIPRAMINE TREATMENT
REUPTAKE INHIBITORS
MONOAMINE REUPTAKE
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