SURPH Revision History

Surph 2.2b

Released November 3, 2005

• Greyed out "Individual covariates" menu when there are no individual covariates
• Fixed bug with CJS vs Surph Estimates graph when there are no valid CJS estimates.

Surph 2.2a

Released August 12, 2004

• Fixed bug that caused the degrees of freedom (df) to be incorrectly displayed.

Surph 2.2

Released November 20, 2003

• Added flexibility as to how capture histories are specified in the input data file (details).

Surph 2.1a

Released October 10, 2001

• Fixed discrepency between the "surphConv" utility and the input data file SURPH expects

Surph 2.1

Released August 30, 2001 for Windows 98/NT/2000.

• Fixed bug with P-only modeling (release-recapture data).
• Redefined the input data file format to make it more intuitive.
• Online user manual provided

Known Bugs:

• The Analysis-of-Deviance procedure does not exit correctly.
• The Import Model and Import Model Definitions options do not function properly in P-Only modeling.

SURPH 2.0

Released December 2000 for Windows 98/NT/2000.
Included all the capabilities of SURPH 1 with the addition of the following:

• Limitations on the maximum number of populations and periods were removed
• The keypads were redesigned for more flexible modeling options.
• An identity link was added in addition to the existing hazard link and logit link.
• The Burnham Tests were added.
• An option for profile likelihood confidence intervals was added for the Cormack-Jolly-Seber estimates (release-recapture data) and for the Biunomial estimates (known-fate data).
• The number of capture histories is no longer limited as it was for the PC version of SURPH1

SURPH 1

Released December 1994 for the Unix operating system.
A separate PC version for Window (16-bit) was released later.