http://commres.net/ 2026-07-07T09:02:41+00:00 http://commres.net/ http://commres.net/_media/wiki/logo.png text/html 2026-07-06T02:40:58+00:00 hkimscil (hkimscil@undisclosed.example.com) http://commres.net/lectureblock?rev=1783305658&do=diff 상담가능 시간 (김효동) 2025 봄학기 * 월요일, 12:00-1:30 * 화요일, 10:30-1:30 * 수요일, 10:30-1:30 * 목요일, 12:00-1:30 2024 Fall 2026 Fall * 확률과통계1 B103 Mon, Wed 9:00 (A1) * 미디어애널리틱스 S415 Mon, Thur 10:30 (B2) text/html 2026-07-06T02:39:02+00:00 hkimscil (hkimscil@undisclosed.example.com) http://commres.net/?image=pasted%3A20260706-023902.png&ns=pasted&rev=1783305542&tab_details=history&media_do=diff&do=media <img src="http://commres.net/_media/pasted/20260706-023902.png?w=500&amp;h=500&amp;tok=3b013a" alt="20260706-023902.png" loading="lazy" width="500" height="500" /> text/html 2026-07-01T06:26:25+00:00 hkimscil (hkimscil@undisclosed.example.com) http://commres.net/c/ma/2026/schedule?rev=1782887185&do=diff Media Analytics Class page Mon Thur 10:30 Week 01: xx Sep 3 Week 02: Sep 7, 10 Week 03: Sep 14, 17 Week 04: Sep 21, 24 Week 05: Sep 28 (the 1st Quiz), Oct 1 Week 06: Oct 5, 8 Week 07: Oct 12, 15 Week 08: Oct 19, 22 (the 2nd Quiz) Week 09: Oct 26, 29 Week 10: Nov 2, 5 Week 11: Nov 9, 12 Week 12: Nov 16, 19 Week 13: Nov 23 (the 3rd Quiz), 26 Week 14: Nov 30, Dec 3 Week 15: Dec 7, 10 Week 16: Dec 14, 17 Week 17: Dec 21 (the 4th Quiz)$$ \text{Inferential Statistics} = \frac {\text{Effects}} {\te… text/html 2026-07-01T06:18:33+00:00 hkimscil (hkimscil@undisclosed.example.com) http://commres.net/c/dbnm/2026/schedule?rev=1782886713&do=diff Week 01: Sep 1, 3 Week 02: Sep 8, 10 Week 03: Sep 15, 17 Week 04: Sep 22, 24 Week 05: Sep 29, Oct 1 Week 06: Oct 6, 8 Week 07: Oct 13, 15 Week 08: Oct 20, 22 Week 09: Oct 27, 29 Week 10: Nov 3, 5 Week 11: Nov 10, 12 Week 12: Nov 17, 19 Week 13: Nov 24, 26 Week 14: Dec 1, 3 Week 15: Dec 8, 10 Week 16: Dec 15, 17 text/html 2026-07-01T06:05:12+00:00 hkimscil (hkimscil@undisclosed.example.com) http://commres.net/c/dbnm/2026?rev=1782885912&do=diff private note Digital Broadcast and New Media: 2026 기본정보 * 수, 금 10:30 * 교실: 산학원 224 * 강의: 김효동 (hkimscil at ajou dot ac dot kr) * 담당조교: * 이름: * 연구실: * 이메일: * 전화: 교과목개요 text/html 2026-07-01T06:02:29+00:00 hkimscil (hkimscil@undisclosed.example.com) http://commres.net/standard_error_of_regression_coefficient?rev=1782885749&do=diff Standard Error of Regression Coefficient see <https://academicweb.nd.edu/~rwilliam/stats1/x91.pdf> $ \hat{Y} = a + b X $ 에서 b 에 대한 standard error 값을 말한다. 이 standard error는 샘플에서 구한 b값으로 모집단의 (population의) b값을 추정하는 데 쓰인다. \begin{eqnarray*} \text{se}_{b} & = & \sqrt { \dfrac {\text{MSE}} {\text{ss(x)} } } \;\;, \text{ MSE } & = & \text{Mean Square Residuals (Errors)} \\ & = & \dfrac {s_{e}} {\sqrt{ss(x)} } \\ & = & \dfrac {s_{e}} {\Sigma{(x_{i}-\overline{x})^2}} \\ & = & \dfrac { \sqrt {\dfrac{ \… text/html 2026-07-01T05:39:39+00:00 hkimscil (hkimscil@undisclosed.example.com) http://commres.net/c/ma/2026?rev=1782884379&do=diff Media Analytics: 2026 private note 미디어 애널리틱스 실라버스 * ajou bb: <http://eclass2.ajou.ac.kr> or via <http://portal.ajou.ac.kr> * wiki site: this site <http://commres.net/> * TA: * email: 개요 데이터사이언스, 빅데이터분석을 위해 필수적으로 습득해야 할 R프로그래밍을 숙지하고 이를 사회과학적인 연구디자인과 검증에 이용하는 것을 다룬다. R은 프로그래밍방식의 데이터분석 툴이며, SPSS와 같은 GUI방식의 데이터분석툴에 비해 어려게 느껴질 수 있으나 익숙해지면 훨씬 더 다양한 분석, 편리하고 효율적인 분석이 가능하다. 또한 GUI방식에 비해 직접수식과 알고리즘을 입력해야하므로 통계 및 데이터분석에 대해 더 깊이있는 이해를 얻을 수 있는 장점이있다. 미디어애널리틱에서는 복잡하고 난이도 높은 R프로그래밍은 지양하고, 데이터의… text/html 2026-07-01T05:35:30+00:00 hkimscil (hkimscil@undisclosed.example.com) http://commres.net/c/ps1/2026/schedule?rev=1782884130&do=diff Class page Mon Thur 10:30 Week 01: xxx Sep 2 Week 02: Sep 7, 9 Week 03: Sep 14, 16 Week 04: Sep 21, 23 Week 05: Sep 28, 30 (the 1st Quiz) Week 06: Oct 5, 7 Week 07: Oct 12, 14 Week 08: Oct 19, 21 (the 2nd Quiz) Week 09: Oct 26, 28 Week 10: Nov 2, 4 Week 11: Nov 9, 10 Week 12: Nov 16, 18 Week 13: Nov 23 (the 3rd Quiz), 25 Week 14: Nov 30, Dec 2 Week 15: Dec 7, 9 Week 16: Dec 14, 16 (the 4th Quiz)$ \overline{X} = \hat{\mu} $$ \overline{s^2} = \hat{\sigma} $\begin{equation*} \label{eq1} \begin{spl… text/html 2026-07-01T05:25:32+00:00 hkimscil (hkimscil@undisclosed.example.com) http://commres.net/c/ps1/2026?rev=1782883532&do=diff Probability and Statistics 1-1, 2026 강사용 개인노트 Syllabus * ajou bb: * wiki site: <http://commres.net> * Instructor: 김효동 (1858) * email: hkimscil at ajou dot ac dot kr * Time: 월A(산B103) 수A(산B103) * Phone: 1858 * TA: * email: tba 개요 (확률과) 통계는 단순히 통계관련 일을 해야 하는 학제의 사람들에게만 필요한 분야가 아닌 거의 모든 분야에서 기본적으로 다루어야 할 기초적 학문이 되었다. 예를 들면, 관련이 없을 것 같은 역사 전공자도 이제는 역사콘텐츠 소비자들에게 서비스를 제공하기 위해서 어떤 것이 중요하고 필요한지 솎아내다 보면 통계와 프로그래밍에 대한 이해가 중요하게 되었다. 이는 역사에 한정된 현상만이 아니니, 어떤 전공을 하더라도 프로그래밍과 통계에 대한 기… text/html 2026-06-29T01:23:52+00:00 hkimscil (hkimscil@undisclosed.example.com) http://commres.net/g?rev=1782696232&do=diff game related topics in g space. * making games * UI, reward system: * plot planning (for certain types of games such as TLOU) * Multiplayer games (MMORPG, RPG, . . . .): * Interactions among users: Social psychology * Building community: behavioral economics, sociology, anthropology, transaction cost theory text/html 2026-06-25T01:35:36+00:00 hkimscil (hkimscil@undisclosed.example.com) http://commres.net/?image=pasted%3A20260625-013536.png&ns=pasted&rev=1782351336&tab_details=history&media_do=diff&do=media <img src="http://commres.net/_media/pasted/20260625-013536.png?w=500&amp;h=500&amp;tok=1a3693" alt="20260625-013536.png" loading="lazy" width="500" height="500" /> text/html 2026-06-09T23:14:39+00:00 hkimscil (hkimscil@undisclosed.example.com) http://commres.net/?image=pasted%3A20260609-231439.png&ns=pasted&rev=1781046879&tab_details=history&media_do=diff&do=media <img src="http://commres.net/_media/pasted/20260609-231439.png?w=500&amp;h=500&amp;tok=06920d" alt="20260609-231439.png" loading="lazy" width="500" height="500" /> text/html 2026-06-09T23:06:01+00:00 hkimscil (hkimscil@undisclosed.example.com) http://commres.net/?image=pasted%3A20260609-230601.png&ns=pasted&rev=1781046361&tab_details=history&media_do=diff&do=media <img src="http://commres.net/_media/pasted/20260609-230601.png?w=500&amp;h=500&amp;tok=a5bdcc" alt="20260609-230601.png" loading="lazy" width="500" height="500" /> text/html 2026-06-09T23:05:16+00:00 hkimscil (hkimscil@undisclosed.example.com) http://commres.net/?image=pasted%3A20260609-230516.png&ns=pasted&rev=1781046316&tab_details=history&media_do=diff&do=media <img src="http://commres.net/_media/pasted/20260609-230516.png?w=500&amp;h=500&amp;tok=976eb1" alt="20260609-230516.png" loading="lazy" width="500" height="500" /> text/html 2026-06-09T23:05:05+00:00 hkimscil (hkimscil@undisclosed.example.com) http://commres.net/?image=pasted%3A20260609-230505.png&ns=pasted&rev=1781046305&tab_details=history&media_do=diff&do=media <img src="http://commres.net/_media/pasted/20260609-230505.png?w=500&amp;h=500&amp;tok=b2f7a6" alt="20260609-230505.png" loading="lazy" width="500" height="500" /> text/html 2026-06-09T23:04:52+00:00 hkimscil (hkimscil@undisclosed.example.com) http://commres.net/?image=pasted%3A20260609-230452.png&ns=pasted&rev=1781046292&tab_details=history&media_do=diff&do=media <img src="http://commres.net/_media/pasted/20260609-230452.png?w=500&amp;h=500&amp;tok=8363d2" alt="20260609-230452.png" loading="lazy" width="500" height="500" /> text/html 2026-06-09T22:44:30+00:00 hkimscil (hkimscil@undisclosed.example.com) http://commres.net/?image=pasted%3A20260609-224430.png&ns=pasted&rev=1781045070&tab_details=history&media_do=diff&do=media <img src="http://commres.net/_media/pasted/20260609-224430.png?w=500&amp;h=500&amp;tok=aa2ab9" alt="20260609-224430.png" loading="lazy" width="500" height="500" /> text/html 2026-06-09T22:44:14+00:00 hkimscil (hkimscil@undisclosed.example.com) http://commres.net/?image=pasted%3A20260609-224414.png&ns=pasted&rev=1781045054&tab_details=history&media_do=diff&do=media <img src="http://commres.net/_media/pasted/20260609-224414.png?w=500&amp;h=500&amp;tok=119c00" alt="20260609-224414.png" loading="lazy" width="500" height="500" /> text/html 2026-06-04T02:53:38+00:00 hkimscil (hkimscil@undisclosed.example.com) http://commres.net/?image=r%3Acolleges.csv&ns=r&rev=1780541618&tab_details=history&media_do=diff&do=media <img src="http://commres.net/lib/images/fileicons/svg/csv.svg" alt="colleges.csv" loading="lazy" width="500" height="500" /> text/html 2026-05-26T23:39:38+00:00 hkimscil (hkimscil@undisclosed.example.com) http://commres.net/?image=c%3Ams%3A2026%3Aschedule%3Apasted%3A20260526-233938.png&ns=c%3Ams%3A2026%3Aschedule%3Apasted&rev=1779838778&tab_details=history&media_do=diff&do=media <img src="http://commres.net/_media/c/ms/2026/schedule/pasted/20260526-233938.png?w=500&amp;h=500&amp;tok=bf41ce" alt="20260526-233938.png" loading="lazy" width="500" height="500" />