Usage: Overview
| Users | Totals | Residence | Organization | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Identified | US | Asia | Europe | Other | Identified | Edu. | Ind. | Gov. | Other | |||
| Total Users 1 | 18,085 | 11,475 | 41% | 31% | 14% | 13% | 1,316 | 90% | 7% | 2% | 1% | |
| - Simulation Users 5 | 11 | 10 | 50% | 20% | 20% | 10% | 5 | 100% | 0% | 0% | 0% | |
| - Interactive Users 6 | 1,808 | 1,300 | 77% | 13% | 6% | 4% | 287 | 95% | 3% | 2% | 0% | |
| - Download Users 7 | 16,907 | 10,547 | 39% | 32% | 14% | 14% | 219 | 95% | 3% | 2% | 0% | |
| Simulation Users 5 | 11 users | |
|---|---|---|
| Simulation Runs | 19 jobs | |
| Total CPU Time | 16 minutes | |
| Total Wall Time | 2 hours | |
| Total Interaction Time | 1 hours | |
| Users with > 10 mins of CPU Time | 0 users | |
| Avg. Number of Simulation Runs/User | 2 jobs | |
| Avg. Time between First and Last Simulation | 105 days | |
| Repeat Users with > 10 Simulation Jobs | 0 users | |
| Repeat Users with > 3 Months 9 | 1 users |
| Domains Served | 3,858 |
|---|---|
| Cummulative Interactive User Sessions 10 | 8,281 |
| Cummulative Session Time | 1,023 days |
| Visitors 11 | 38,067 |
| Visits 12 | 91,426 |
| New Accounts | 659 |
| Max User Logins | 136 users on 2013-04-18 |
| Web Server Hits | 3,459,813 |
| Users | Totals | Residence | Organization | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Identified | US | Asia | Europe | Other | Identified | Edu. | Ind. | Gov. | Other | |||
| Total Users 1 | 18,085 | 11,475 | 41% | 31% | 14% | 13% | 1,316 | 90% | 7% | 2% | 1% | |
| - Registered Users 2 | 749 | 718 | 93% | 4% | 1% | 1% | 546 | 86% | 11% | 0% | 3% | |
| - Unregistered Interactive Users 3 | 1,130 | 776 | 64% | 20% | 9% | 6% | 135 | 98% | 1% | 1% | 0% | |
| - Unregistered Download Users 4 | 16,206 | 9,981 | 35% | 33% | 15% | 15% | 635 | 91% | 5% | 4% | 0% | |
- Sum of Registered Users2, Unregistered Interactive Users3 and Unregistered Download Users4
- Number of Users that logged in. User registration assigns a unique login to each individual user.
- Number of Unregistered Users, identified by unique hosts/IPs, that had an active Session 10 without logging in. Does not include known web bots/crawlers.
- Number of Unregistered users, identified by unique hosts/IPs, that had an active session of less than 15 minutes without logging in and downloaded a non-interactive resource such as PDF or podcast. Does not include web bots/crawlers.
- Number of Registered Users2 that ran one or more simulation runs.
- All Unregistered Users, identified by unique hosts/IPs, that had an active Session 10. Does not include known web bots/crawlers.
- All Unregistered users, identified by unique hosts/IPs that downloaded a non-interactive resource such as PDF or podcast. Does not include known web bots/crawlers.
- Sum of Simulation Users 5 + Unregistered Interactive Users 3 including web bots/crawlers.
- Number of Simulation users that returned after a gap of 3 months.
- Begins when an IP is active on the site for at least 15 minutes. Ends when inactive for more than 30 minutes, including time spent viewing videos.
- Identified by a unique IP address / hostname.
- Based on MIT OCW metric of Visits: A visit is activity by a unique visitor delimitated by a 30 minute absence from the site on either side of the activity.
These visits correspond to unique visitors 11. Does not include known web bots/crawlers - Number of Simulation sessions that were shared between 2 or more users.








