大規模言語モデル講座 基礎編 2025 Autumn 敗因を勝因に
https://qiita.com/kaizen_nagoya/items/34ffd2b0c47a5f3665d9
Canvas LMS 使ったことがありません。with ChatGPT
https://qiita.com/kaizen_nagoya/items/e35fed50c9c4f3d4875a
please teach me Canvas LMS, use case, merit and demerit.
Sure — let’s go step by step and build a clear understanding of Canvas LMS, its use cases, merits, and demerits, with examples.
🎓 1. What is Canvas LMS?
Canvas LMS (Learning Management System) is an open-source, web-based learning platform developed by Instructure.
It’s widely used in universities, schools, and corporate training to manage online learning, assignments, and communication between instructors and learners.
It provides:
Course creation & content delivery
Assignment & quiz management
Grading system
Communication tools (discussion boards, messaging, video, etc.)
Integration with other tools (Zoom, Google Drive, Microsoft Teams, etc.)
🧩 Technology stack:
Backend: Ruby on Rails
Frontend: React (modern versions)
Database: PostgreSQL
APIs: REST and GraphQL for integrations
🧠 2. Typical Use Cases
Use Case Description Example
University courses Manage lectures, materials, grading, and attendance Professors upload lectures and assign weekly quizzes
Corporate training Employee onboarding and skills certification HR department provides compliance training modules
K–12 education Digital classrooms with progress tracking Teachers create interactive assignments for students
Blended learning Combine in-person and online classes Some lectures in classroom, others through Canvas
MOOCs (Massive Open Online Courses) Large-scale online education programs Public courses for continuing education
Research collaboration Share datasets, reports, and peer feedback Graduate labs or cross-university teams
✅ 3. Merits (Advantages)
Category Benefit Explanation
User Experience 💡 Clean interface Easy for both teachers and students to navigate
Integration 🔌 Open APIs & LTI support Works well with tools like Zoom, Panopto, GitHub, Google Docs
Flexibility 🧱 Modular & open-source Schools can customize features or host on their own servers
Communication 💬 Discussions, announcements, video messages Improves teacher-student interaction
Analytics 📊 Learning analytics dashboard Tracks student engagement, assignment submissions, and performance
Accessibility ♿ WCAG-compliant Good accessibility for users with disabilities
Cloud or self-hosted ☁️ Choice of hosting Institutions can use Instructure’s cloud or deploy on-premises
⚠️ 4. Demerits (Limitations)
Category Drawback Explanation
Complexity for admins 🧩 Setup can be complex Managing roles, permissions, and integrations requires training
Customization limits (cloud) 🔒 Limited in SaaS version Cloud-hosted Canvas restricts backend customization
Cost (for enterprise) 💰 Licensing fees Free for open-source self-hosting, but costly for institutional scale
Performance 🐢 Can be slow at scale Heavy concurrent usage (thousands of users) can cause lag
Learning curve 📘 New users need orientation Instructors may need training to use grading, rubrics, analytics effectively
Dependence on network 🌐 Requires stable internet Offline usage is limited (though mobile app helps)
🧰 5. Canvas Architecture Overview (Simplified)
+---------------------------+
| Learners/Teachers |
+-------------+-------------+
|
v
+---------------------------+
| Canvas Web UI |
| (React + REST/GraphQL API)|
+-------------+-------------+
|
v
+---------------------------+
| Canvas Application Layer |
| (Ruby on Rails backend) |
+-------------+-------------+
|
v
+---------------------------+
| PostgreSQL Database |
+---------------------------+
|
v
+---------------------------+
| External Integrations |
| (Zoom, Google, GitHub...) |
+---------------------------+
💡 6. Example Workflow (Use Case)
Scenario: University semester course
Admin creates a new course in Canvas
Instructor uploads syllabus, lecture slides, and videos
Students enroll automatically via integration with SIS (Student Information System)
Assignments & Quizzes are created with deadlines
Canvas Gradebook automatically updates as students submit
Analytics helps identify students at risk (low engagement)
Final grades exported back to SIS
🧩 7. Alternatives to Canvas LMS
Platform Key Difference
Moodle Open-source, more customizable but less modern UI
Blackboard Learn Enterprise-focused, legacy system
Google Classroom Lightweight, good for K–12, limited analytics
Schoology Strong social-learning features
Brightspace (D2L) Advanced analytics, closed-source
📚 8. References (Non-Wikipedia)
Instructure official documentation – https://community.canvaslms.com
Educause Review: “Learning Management Systems and the Future of eLearning” (2023)
EdTech Magazine: “How Canvas LMS Enables Digital Transformation in Education” (2024)
IEEE Transactions on Learning Technologies, “Comparative Study of Open Source LMS Platforms” (2022)
Would you like me to illustrate the Canvas LMS workflow as a PlantUML diagram (e.g., showing admin, teacher, and student interactions)?
It would help visualize the architecture and data flow clearly.
Please provide specific examples, source code, and URLs for references.
Here are specific examples, source code snippets, and URLs for working with Canvas LMS (Canvas) — particularly its REST API — to illustrate “how you actually use it” along with references for your own deeper reading.
🎯 Key URLs & Reference Documentation
Canvas Developer Documentation (REST API overview): https://developerdocs.instructure.com/services/canvas
developerdocs.instructure.com+1
Courses API documentation (list/create courses etc): https://mitt.uib.no/doc/api/courses.html
mitt.uib.no+1
Users API documentation: https://mitt.uib.no/doc/api/users.html
mitt.uib.no
“Get started with Canvas API” beginner guide: https://learninganalytics.ubc.ca/guides/get-started-with-the-canvas-api/
learninganalytics.ubc.ca
A Python library for Canvas: https://canvasapi.readthedocs.io/en/stable/getting-started.html
canvasapi.readthedocs.io
Postman collection for Canvas: https://www.postman.com/insead-apis/higher-ed-rest-apis/documentation/9ir63dy/canvas
Postman
🧪 Example Use Cases & Code Snippets
Here are concrete scenarios + code showing how they might be done.
Example 1: Authenticate & initialize (Python)
Using the canvasapi library for Python.
from canvasapi import Canvas
API_URL = "https://your-canvas-instance.instructure.com"
API_KEY = "YOUR_PERSONAL_ACCESS_TOKEN"
canvas = Canvas(API_URL, API_KEY)Example: get a course
course_id = 12345
course = canvas.get_course(course_id)
print(course.name)
This uses the canvasapi wrapper that simplifies many API calls.
canvasapi.readthedocs.io
Example 2: Create a new course (direct REST API via curl)
From the Courses API documentation you can create a new course. For example:
curl -H "Authorization: Bearer YOUR_TOKEN"
-X POST "https://your_canvas_url/api/v1/accounts/1/courses"
-d "course[name]=My New Course"
-d "course[course_code]=MNC100"
-d "course[license]=private"
Then you’ll get a JSON response representing the new course. See example in “Create a new course using API/Postman”
community.canvaslms.com+1
Example 3: List all courses for a user
Using REST:
curl -H "Authorization: Bearer YOUR_TOKEN"
"https://your_canvas_url/api/v1/users/self/courses"
This returns a paginated list of courses the current user is enrolled in.
mitt.uib.no+1
Example 4: Hide a “Tab” in a course (e.g., change UI)
Using Tabs API:
curl -H "Authorization: Bearer YOUR_TOKEN"
-X PUT "https://your_canvas_url/api/v1/courses/12345/tabs/modules"
-d "hidden=true"
-d "position=2"
(This hides the “Modules” tab in course 12345.)
documentation.instructure.com
Example 5: Send a conversation/message to students
Via the Conversations API:
curl -H "Authorization: Bearer YOUR_TOKEN"
-X POST "https://your_canvas_url/api/v1/conversations"
-d "recipients[]=course_12345"
-d "subject=Please Complete Survey"
-d "body=Dear students, …"
This creates a message to all members of the course.
Google グループ https://groups.google.com/g/canvas-lms-users/c/dodkzo0QAgc?utm_source=chatgpt.com
🔍 Use Case Scenarios with Code
Here are 2 more “end-to-end” use case examples.
Use Case: Automate Course Creation at Start of Term
Scenario: At start of term, create a bunch of template courses and copy content.
Steps:
Use Accounts API to find the account_id where new courses should be created.
Use Courses API POST /api/v1/accounts/:account_id/courses to create each course.
Optionally use Courses API POST /api/v1/courses/:course_id/copy_content or similar to copy a template.
Use Enrollments API to enroll instructors.
Use REST or library functions to set up modules, assignments, due dates.
Pseudo-code (Python):
from canvasapi import Canvas
API_URL = "https://your_canvas"
API_KEY = "TOKEN"
canvas = Canvas(API_URL, API_KEY)
account = canvas.get_account(1) # main account
new_course = account.create_course(course={
'name': 'Spring 2026 – Intro to X',
'course_code': 'X101-S26',
'license': 'private'
})
# enroll instructor
instructor_user_id = 987654
new_course.enroll_user(user_id=instructor_user_id, type_='TeacherEnrollment', enrollment_state='active')
Use Case: Analytics & Early-Alert for Students
Scenario: Monitor student login/participation and flag students not active.
Steps:
Use Students API (via Courses API /users?enrollment_type=student) to list students.
For each student, query /api/v1/users/:user_id/page_views or similar to get last login.
If last login > X days, send them a message via Conversations API.
Snippet (REST style):
# Get students in course 12345
curl -H "Authorization: Bearer TOKEN" \
"https://your_canvas/api/v1/courses/12345/users?enrollment_type=student"
# Get a single student's page views
curl -H "Authorization: Bearer TOKEN" \
"https://your_canvas/api/v1/users/67890/page_views"
Then your script examines results and sends messages accordingly.
📝 Summary of Key Source Code Links
Canvas REST API docs: your main reference.
Python library canvasapi for easier integration.
Example REST calls via curl.
Postman collection to help you test endpoints interactively.
If you like, I can pull together a full sample project (GitHub-style) that shows: setup, authentication, course creation, student enrollment, assignment upload, analytics extraction — with all code in one place. Would you like me to do that?
Please explain 8 differences with Google Classroom.
Excellent question — Canvas LMS and Google Classroom are both popular digital learning platforms, but they are built for very different scales, purposes, and audiences.
Here’s a detailed comparison highlighting 8 key differences — covering technical, pedagogical, and operational aspects — with concrete examples and sources.
🧩 1. Target Users and Scale
Feature Canvas LMS Google Classroom
Primary audience Universities, colleges, and corporate training programs K–12 schools, small institutions, and individual teachers
Scale Handles thousands of courses and users per instance Designed for smaller classes and simpler workflows
Example University of Michigan or Harvard use Canvas for full curriculum management A high school teacher creates 5 classes for 150 students
📘 Reference:
Instructure Higher Education Case Studies https://chatgpt.com/c/6911b1c3-ad74-8321-a90c-edcf02ec7722#:~:text=Higher%20Education%20Case-,Studies
Google Classroom Overview https://chatgpt.com/c/6911b1c3-ad74-8321-a90c-edcf02ec7722#:~:text=Google%20Classroom-,Overview
⚙️ 2. System Architecture & Hosting
Feature Canvas LMS Google Classroom
Type Full-featured LMS with modular backend Lightweight cloud application tied to Google Workspace
Hosting Cloud (Instructure) or self-hosted open source Fully cloud-based, managed by Google
Example Canvas can run on-premises using Docker/PostgreSQL Classroom is accessible only via browser or app; no local deployment
📘 References:
Canvas Open Source GitHub https://github.com/instructure/canvas-lms?utm_source=chatgpt.com
Google Workspace Admin Help: Classroom https://chatgpt.com/c/6911b1c3-ad74-8321-a90c-edcf02ec7722#:~:text=Google%20Workspace%20Admin-,Help,-:%20Classroom
📚 3. Course Management and Structure
Feature Canvas LMS Google Classroom
Structure Multi-level (accounts → subaccounts → courses → modules) Flat structure (teacher → classes → topics → assignments)
Customization Syllabus pages, outcomes, rubrics, modules Topics and simple grading categories only
Example Canvas allows weekly “modules” with prerequisites Classroom organizes content in a single “Stream” and “Classwork” view
📘 Reference:
Canvas Instructor Guide: Modules https://community.canvaslms.com/t5/Instructor-Guide/tkb-p/Instructor?utm_source=chatgpt.com
Google Classroom Help Center https://support.google.com/edu/classroom?utm_source=chatgpt.com
🔌 4. Integration and Extensibility
Feature Canvas LMS Google Classroom
APIs REST & GraphQL APIs, rich integration via LTI (Learning Tools Interoperability) Basic API for coursework and roster management
External tools Supports Zoom, GitHub, Panopto, Turnitin, etc. Integrates mainly with Google Drive, Meet, Forms
Example University connects Canvas to plagiarism detection (Turnitin) and HR systems Classroom links directly to Google Docs for assignments
📘 References:
Canvas API Documentation https://developerdocs.instructure.com/?utm_source=chatgpt.com
Google Classroom API Reference https://chatgpt.com/c/6911b1c3-ad74-8321-a90c-edcf02ec7722#:~:text=Google-,Classroom,-API%20Reference
🧠 5. Assessment and Analytics
Feature Canvas LMS Google Classroom
Assessment tools Rubrics, outcomes, question banks, peer review Basic grading (points, pass/fail)
Analytics Built-in dashboards: student activity, performance, risk prediction Limited analytics (requires external Sheets or Workspace Admin tools)
Example Canvas alerts instructors when students fall behind Classroom requires manual progress tracking in Sheets
📘 References:
Canvas Analytics Overview https://chatgpt.com/c/6911b1c3-ad74-8321-a90c-edcf02ec7722#:~:text=Canvas%20Analytics-,Overview
Google Classroom Gradebook Help https://chatgpt.com/c/6911b1c3-ad74-8321-a90c-edcf02ec7722#:~:text=Google%20Classroom-,Gradebook,-Help
🔒 6. Data Privacy and Ownership
Feature Canvas LMS Google Classroom
Data control Institution controls hosting and user data (especially in self-hosted mode) Data stored in Google Cloud; controlled by Google Workspace Admin
Compliance FERPA, GDPR, ISO27001 COPPA, FERPA (via Workspace for Education)
Example Universities can export or anonymize data Classroom data tied to Google accounts, limited export options
📘 References:
Instructure Privacy Policy https://www.instructure.com/policies/privacy?utm_source=chatgpt.com
Google Workspace for Education Privacy Notice https://chatgpt.com/c/6911b1c3-ad74-8321-a90c-edcf02ec7722#:~:text=Google-,Workspace,-for%20Education%20Privacy
🧑🏫 7. User Roles and Permissions
Feature Canvas LMS Google Classroom
Role types Admin, Teacher, TA, Designer, Student, Observer Teacher, Student, (limited Admin via Workspace)
Granularity Customizable permissions per role Fixed permissions by role
Example Canvas allows TAs to grade but not edit course content Classroom allows co-teachers full control of the class
📘 References:
Canvas Roles and Permissions Guide https://chatgpt.com/c/6911b1c3-ad74-8321-a90c-edcf02ec7722#:~:text=Canvas%20Roles-,and,-Permissions%20Guide
Google Classroom Roles Help https://chatgpt.com/c/6911b1c3-ad74-8321-a90c-edcf02ec7722#:~:text=Google%20Classroom%20Roles%20Help
💰 8. Cost and Licensing
Feature Canvas LMS Google Classroom
Pricing Open-source (free) for self-hosting; paid SaaS with full support Free for Google Workspace for Education
Support Paid enterprise support, custom SLAs Free support with limited configuration options
Example A university pays per active student for Canvas Cloud Public schools use Classroom free under Workspace for Education
📘 References:
Canvas Pricing (Instructure) https://chatgpt.com/c/6911b1c3-ad74-8321-a90c-edcf02ec7722#:~:text=Canvas%20Pricing%20(-,Instructure
Google Workspace for Education Editions https://chatgpt.com/c/6911b1c3-ad74-8321-a90c-edcf02ec7722#:~:text=Google%20Workspace%20for-,Education,-Editions
📊 Summary Table
Category Canvas LMS Google Classroom
1 Target Users Higher ed & enterprise K–12 & small schools
2 Hosting Cloud or self-hosted Google Cloud only
3 Structure Modular LMS Simple class-stream
4 Integration LTI, REST, GraphQL Google ecosystem
5 Assessment Rubrics, analytics Basic grades only
6 Data Privacy Institution-controlled Google-managed
7 Roles Multi-role, granular Teacher/student only
8 Cost Paid or open source Free
Would you like me to add a PlantUML diagram comparing the data flow and user interactions between Canvas LMS and Google Classroom (e.g., Admin ↔ Teacher ↔ Student ↔ Cloud)?
It would visually show their architectural differences.
yes
Canvas LMS vs Google Classroom — Data flow & roles (PlantUML)
This document contains a PlantUML diagram that illustrates the architectural and interaction differences between Canvas LMS and Google Classroom. It shows key actors (Admin, Teacher, Student), integrations (SIS, external tools), and high-level data flows.
Diagram (PlantUML source)
How to render
- Copy the PlantUML source above into PlantUML or any editor that supports PlantUML (VS Code with PlantUML extension, online PlantUML servers).
- Export as PNG/SVG for embedding in documentation.
Next steps
If you'd like, I can:
- Export this diagram as PNG or SVG and attach it here.
- Expand the diagram with sequence flows for specific use cases (e.g., "Assignment submission → Plagiarism check → Gradebook sync").
- Produce a side-by-side comparison diagram showing permissions and API endpoints.
Tell me which one you prefer and I will proceed.