Changes between Version 2 and Version 3 of BossaOverview

Timestamp:

Jul 19, 2008, 5:57:52 PM (16 years ago)

Author:

davea

Comment:

--

BossaOverview

@@ -5 +5 @@
 that require human intelligence, knowledge, or cognitive skills.
 Examples of such projects include Stardust@home and GalaxyZoo.
-
 Bossa serves roughly the same function as Amazon's Mechanical Turk,
-but it is simpler and more powerful, and it is open source.
-
-== Replication ==
+but is simpler and more powerful, and is open source.
 
 Volunteers have different skill levels;
 they may do tasks well or poorly.
-Some of them may actually intentionally do tasks incorrectly.
-To achieve an over level of accuracy that is higher than
-the population average, we can use '''replication''' -
-having multiple volunteers do each task,
-and comparing the results.
-
+Some of them may intentionally do tasks incorrectly.
+One can achieve an overall level of accuracy that is higher than the population average
+using '''replication''' -
+having multiple volunteers do each task, and comparing the results.
 Replication is also useful for tasks that do not have a unique correct answer,
 and for which you want to collect alternatives.