FusedQDA : <anonymous>: no visible global function definition for 'cov'
RidgeFused: no visible binding for global variable 'cov2cor'
RidgeFusedCV : <anonymous>: no visible global function definition for
  'cov'
SSRidgeFused : <anonymous>: no visible global function definition for
  'cov'
Undefined global functions or variables:
  cov cov2cor
Consider adding
  importFrom("stats", "cov", "cov2cor")
to your NAMESPACE file.
FusedQDA : <anonymous>: no visible global function definition for ‘cov’
RidgeFused: no visible binding for global variable ‘cov2cor’
RidgeFusedCV : <anonymous>: no visible global function definition for
  ‘cov’
SSRidgeFused : <anonymous>: no visible global function definition for
  ‘cov’
Undefined global functions or variables:
  cov cov2cor
Consider adding
  importFrom("stats", "cov", "cov2cor")
to your NAMESPACE file.
FusedQDA : <anonymous>: no visible global function definition for ‘cov’
RidgeFused: no visible binding for global variable ‘cov2cor’
RidgeFusedCV : <anonymous>: no visible global function definition for
  ‘cov’
SSRidgeFused : <anonymous>: no visible global function definition for
  ‘cov’
Undefined global functions or variables:
  cov cov2cor
Consider adding
  importFrom("stats", "cov", "cov2cor")
to your NAMESPACE file.
FusedQDA : <anonymous>: no visible global function definition for ‘cov’
RidgeFused: no visible binding for global variable ‘cov2cor’
RidgeFusedCV : <anonymous>: no visible global function definition for
  ‘cov’
SSRidgeFused : <anonymous>: no visible global function definition for
  ‘cov’
Undefined global functions or variables:
  cov cov2cor
Consider adding
  importFrom("stats", "cov", "cov2cor")
to your NAMESPACE file.
FusedQDA : <anonymous>: no visible global function definition for 'cov'
RidgeFused: no visible binding for global variable 'cov2cor'
RidgeFusedCV : <anonymous>: no visible global function definition for
  'cov'
SSRidgeFused : <anonymous>: no visible global function definition for
  'cov'
Undefined global functions or variables:
  cov cov2cor
Consider adding
  importFrom("stats", "cov", "cov2cor")
to your NAMESPACE file.
FusedQDA : <anonymous>: no visible global function definition for ‘cov’
RidgeFused: no visible binding for global variable ‘cov2cor’
RidgeFusedCV : <anonymous>: no visible global function definition for
  ‘cov’
SSRidgeFused : <anonymous>: no visible global function definition for
  ‘cov’
Undefined global functions or variables:
  cov cov2cor
Consider adding
  importFrom("stats", "cov", "cov2cor")
to your NAMESPACE file.
FusedQDA : <anonymous>: no visible global function definition for ‘cov’
RidgeFused: no visible binding for global variable ‘cov2cor’
RidgeFusedCV : <anonymous>: no visible global function definition for
  ‘cov’
SSRidgeFused : <anonymous>: no visible global function definition for
  ‘cov’
Undefined global functions or variables:
  cov cov2cor
Consider adding
  importFrom("stats", "cov", "cov2cor")
to your NAMESPACE file.
FusedQDA : <anonymous>: no visible global function definition for ‘cov’
RidgeFused: no visible binding for global variable ‘cov2cor’
RidgeFusedCV : <anonymous>: no visible global function definition for
  ‘cov’
SSRidgeFused : <anonymous>: no visible global function definition for
  ‘cov’
Undefined global functions or variables:
  cov cov2cor
Consider adding
  importFrom("stats", "cov", "cov2cor")
to your NAMESPACE file.
FusedQDA : <anonymous>: no visible global function definition for ‘cov’
RidgeFused: no visible binding for global variable ‘cov2cor’
RidgeFusedCV : <anonymous>: no visible global function definition for
  ‘cov’
SSRidgeFused : <anonymous>: no visible global function definition for
  ‘cov’
Undefined global functions or variables:
  cov cov2cor
Consider adding
  importFrom("stats", "cov", "cov2cor")
to your NAMESPACE file.
FusedQDA : <anonymous>: no visible global function definition for 'cov'
RidgeFused: no visible binding for global variable 'cov2cor'
RidgeFusedCV : <anonymous>: no visible global function definition for
  'cov'
SSRidgeFused : <anonymous>: no visible global function definition for
  'cov'
Undefined global functions or variables:
  cov cov2cor
Consider adding
  importFrom("stats", "cov", "cov2cor")
to your NAMESPACE file.
FusedQDA : <anonymous>: no visible global function definition for ‘cov’
RidgeFused: no visible binding for global variable ‘cov2cor’
RidgeFusedCV : <anonymous>: no visible global function definition for
  ‘cov’
SSRidgeFused : <anonymous>: no visible global function definition for
  ‘cov’
Undefined global functions or variables:
  cov cov2cor
Consider adding
  importFrom("stats", "cov", "cov2cor")
to your NAMESPACE file.
FusedQDA : <anonymous>: no visible global function definition for ‘cov’
RidgeFused: no visible binding for global variable ‘cov2cor’
RidgeFusedCV : <anonymous>: no visible global function definition for
  ‘cov’
SSRidgeFused : <anonymous>: no visible global function definition for
  ‘cov’
Undefined global functions or variables:
  cov cov2cor
Consider adding
  importFrom("stats", "cov", "cov2cor")
to your NAMESPACE file.
FusedQDA : <anonymous>: no visible global function definition for 'cov'
RidgeFused: no visible binding for global variable 'cov2cor'
RidgeFusedCV : <anonymous>: no visible global function definition for
  'cov'
SSRidgeFused : <anonymous>: no visible global function definition for
  'cov'
Undefined global functions or variables:
  cov cov2cor
Consider adding
  importFrom("stats", "cov", "cov2cor")
to your NAMESPACE file.