Large Scale Machine Learning--An Engineering Perspective--目录


     第一部分 序言
     0.  引言
     1.  大规模机器学习平台的构成

     第二部分 算法部分
     2. 大规模机器学习常用开发范式
     2.1. BSP
     2.2. SSP (Bounded-Delay Algo)
     2.3. Asynchronous Update 
     2.4. Data Parallelism     
     2.5. Model Parallelism
    
     3.  有监督学习— 线性模型
     3.1. Logistic Regression
     3.1.1.  建模
     3.1.2.  并行化实施

     3.2. Support Vector Machine 
     3.2.1. 建模
     Linear Kernel
     Non-Linear Kernel 
     3.2.2. 并行化实施
 
     3.  有监督学习— 非线性模型
     3.1. Decision Tree
     3.1.1.  建模
     3.1.2.  并行化实施
     3.2. Gradient Boosted Decision Tree
     3.2.1.  建模
     3.2.2.  并行化实施
     3.3. Random Forest
     3.3.1.  建模
     3.3.2.  并行化实施

     4.  无监督学习— 聚类
     4.1. K-Means
     4.1.1.  建模
     4.1.2.  并行化实施
     4.2. 层次聚类
     4.2.1.  建模
     4.2.2.  并行化实施

     5.  无监督学习— 主题模型
     5.1. PLSA
     5.1.1.  建模
     EM算法介绍
     5.1.2.  并行化实施
     5.2. LDA
     5.2.1.  建模
     5.2.2.  并行化实施
     5.2.3.  大规模主题模型之观察(Peacock, LightLDA)

     6. 无监督学习 — Neural Network Based Model 
     6.1. word2vec
     6.1.1. 建模     
     6.1.2. 并行化实施
     6.2. 神经网络语言模型    
     6.2.1. 建模     
     6.2.2. 并行化实施

     第三部分 效果评估
     7.   Business-Independent指标     
     Precision/Recall/F1 Score/AUC/ROC
     8.   Business-Dependent指标
     CTR/CVR/RPM/BLEU

     第四部分 特征工程模块
     9.    特征归一化
     10.  特征离散化
     11.  特征组合
     
     第五部  前沿机器学习平台技术探讨
     12.  Parameter Server
     13.  GPU
     14.  Open-source 分布式机器学习平台观察
          Pettum/DMLC/Spark MLLib/GraphLab
     
     第六部分 总结
     15.  大规模机器学习平台研发工程师所需素养的思考
     16.  机器学习平台演化历程之我见
     行业各公司平台演化的观察
     17.  新平台搭建的思考
     
### Robotic Arm Technology and Applications in IT Field Robotics is an interdisciplinary branch of engineering that involves the design, construction, operation, and use of robots. In particular, robotic arms are widely used across various domains due to their versatility and precision capabilities[^1]. A significant advancement has been made through integrating machine learning algorithms with robotics systems which enhances adaptability under dynamic conditions. An example showcasing this integration includes experiments involving non-invasive Brain-Computer Interfaces (BCIs). These interfaces utilize Electroencephalography (EEG) signals captured from human subjects where preprocessing steps like PCA or ICA help filter out unwanted artifacts while isolating meaningful neural patterns associated with intended actions [^2]. Once these cleaned-up data points have undergone decoding processes they can be translated directly into control instructions meant for operating mechanical limbs within defined spatial coordinates thus enabling interaction between thought processes originating inside brains alongside external devices capable executing physical tasks autonomously without requiring manual intervention at all times during execution phases . From another perspective focusing more specifically towards industrial automation scenarios ; Operating Systems play crucial roles managing resource allocations among multiple concurrent programs running simultaneously including those responsible handling complex motions performed by articulated structures attached onto end effectors located distally away relative fixed bases mounted securely upon stable surfaces ensuring smooth transitions occur consistently throughout entire sequences comprising individual joint rotations combined together forming overall trajectories followed precisely according predefined plans established beforehand either programmatically specified explicitly via scripting languages designed specially catering needs unique each application area involved separately yet interconnected closely enough maintain synchronization levels required achieve desired outcomes effectively efficiently possible given current technological constraints present today's world standards considered acceptable professional environments demanding high quality results delivered timely manner meeting expectations set forth stakeholders concerned respective projects undertaken collaboratively teams experts specializing different aspects contributing final product offerings available market consumption purposes general public benefit society large scale implementations envisioned future generations continue advancing forward progress achieved past decades building stronger foundations moving ahead confidently face challenges arise along journey exploration discovery new frontiers knowledge unknown territories uncharted waters await brave souls dare venture beyond horizons seen known man kind history recorded time immemorial ages forgotten memory lost sands time flowing ceaselessly onward eternity itself infinite possibilities contained therein waiting revealed moment truth dawns light understanding breaks darkness ignorance dispelled wisdom shines brightly illuminates path leads enlightenment ultimate goal sought after seekers truth everywhere always everlastingly amen selah hallelujah glory god forever amen ```python import numpy as np def calculate_inverse_kinematics(target_position, initial_joint_angles): """ Calculate inverse kinematics for a simple robotic arm. Args: target_position (list): Desired position [x, y, z]. initial_joint_angles (list): Starting angles of joints in radians. Returns: list: Adjusted joint angles reaching the target position. """ # Placeholder function demonstrating concept - actual implementation varies based on robot structure adjusted_angles = [] for angle in initial_joint_angles: adjustment_factor = np.random.uniform(-0.1, 0.1) # Simulated adjustment logic adjusted_angle = angle + adjustment_factor adjusted_angles.append(adjusted_angle) return adjusted_angles target_pos = [1.0, 2.0, 3.0] initial_joints = [0.1, 0.2, 0.3] new_joint_positions = calculate_inverse_kinematics(target_pos, initial_joints) print(f"New Joint Positions: {new_joint_positions}") ```
评论
添加红包

请填写红包祝福语或标题

红包个数最小为10个

红包金额最低5元

当前余额3.43前往充值 >
需支付:10.00
成就一亿技术人!
领取后你会自动成为博主和红包主的粉丝 规则
hope_wisdom
发出的红包
实付
使用余额支付
点击重新获取
扫码支付
钱包余额 0

抵扣说明:

1.余额是钱包充值的虚拟货币,按照1:1的比例进行支付金额的抵扣。
2.余额无法直接购买下载,可以购买VIP、付费专栏及课程。

余额充值