Array ( [AMS] => Array ( [text] => Average makespan ) [APD] => Array ( [text] => Average Project Delay [formula] => data/images/formula/APD.gif [formula_text] =>
i    project
n    number of given projects
MSi  makespan of project i
CPDi critical path duration of project i
) [AUF] => Array ( [text] => Average Utilization Factor for global Resources [formula] => data/images/formula/AUF_g.gif [formula_text] =>
k	resource k
n	no. of projects
rjk	amount of global resources used by job j over the whole duration
ak	amount of global resources available per time unit
GCPD	global critical path
) [AUFL] => Array ( [text] => Average Utilization Factor for local Resources [formula] => data/images/formula/AUF_l.gif [formula_text] =>
k	resource k
n	no. of projects
lrk	amount of available local ressources of type k in project i 
rjk	amount of local resources used by job j over the whole duration
CPDi	critical path duration of project i
) [CPD] => Array ( [text] => Critical Path Duration: project duration (minimal possible makespan), when an infinity amount of resources is assumed. ) [CT] => Array ( [text] => Computing Time (seconds) until a method is terminated ) [DPD] => Array ( [text] => Standard Deviation of the Project Delay [formula] => data/images/formula/DPD.gif [formula_text] =>
i    project
n    number of given projects
PDi  project delay of project i
APD  average project delay
) [DRCMPSP] => Array ( [text] => Decentral Resource Constrained Multi-Project Scheduling Problem ) [EF] => Array ( [text] => Total Effort: number of generated solutions of the DRCMPSP until a method is terminated ) [EXP] => Array ( [text] => Experiment, a solution is associated with ) [MS] => Array ( [text] => Makespan (duration) of a single project: difference between the calculated finish time and the given arrival date ) [OLF] => Array ( [text] => Overload Factor [formula_text] => coming soon ) [PD] => Array ( [text] => Project Delay: difference between the makespan and the critical path duration of a single project [formula] => data/images/formula/PD.gif [formula_text] =>
i     project
MSi   makespan of project i
CPDi  critical path duration of project i
) [RG] => Array ( [text] => Relative Gap [formula] => data/images/formula/RG.gif [formula_text] =>
i    project
MSi  makespan of project i
CPDi critical path duration of project i
) [RU] => Array ( [text] => Resource Utilization [formula] => data/images/formula/RU.gif [formula_text] =>
r    resource
q    job
dq   duration of job q
kqr  capacity units of resource r, which are used each period job q 
     is in process
TM   total makespan
ar   constant amount of capacity units of global resource r available in 
     each period
) [SD] => Array ( [text] => Start Delay: difference between the start time and the arrival date (earliest possible start time) of a single project ) [TMS] => Array ( [text] => Total Makespan: difference between the latest finish time and the earliest arrival date of all single projects [formula] => data/images/formula/TMS.gif [formula_text] =>
q   job
fq  finish time of job q
ADi arrival date of project i
) [Type] => Array ( [text] => Type of a method: hierachical (H), central (C), or decentral (D) ) ) mpsplib.com | MULTI PROJECT SCHEDULING PROBLEM LIBRARY |
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 Glossary
.: Glossary
Below you find some terms and abbreviations used in this site.
  • AMS
    Average makespan
  • APD
    Average Project Delay
    Average Project Delay
    i    project
    n    number of given projects
    MSi  makespan of project i
    CPDi critical path duration of project i
    

  • AUF
    Average Utilization Factor for global Resources
    Average Utilization Factor for global Resources
    k	resource k
    n	no. of projects
    rjk	amount of global resources used by job j over the whole duration
    ak	amount of global resources available per time unit
    GCPD	global critical path
    

  • AUFL
    Average Utilization Factor for local Resources
    Average Utilization Factor for local Resources
    k	resource k
    n	no. of projects
    lrk	amount of available local ressources of type k in project i 
    rjk	amount of local resources used by job j over the whole duration
    CPDi	critical path duration of project i
    

  • CPD
    Critical Path Duration: project duration (minimal possible makespan), when an infinity amount of resources is assumed.
  • CT
    Computing Time (seconds) until a method is terminated
  • DPD
    Standard Deviation of the Project Delay
    Standard Deviation of the Project Delay
    i    project
    n    number of given projects
    PDi  project delay of project i
    APD  average project delay
    

  • DRCMPSP
    Decentral Resource Constrained Multi-Project Scheduling Problem
  • EF
    Total Effort: number of generated solutions of the DRCMPSP until a method is terminated
  • EXP
    Experiment, a solution is associated with
  • MS
    Makespan (duration) of a single project: difference between the calculated finish time and the given arrival date
  • OLF
    Overload Factor
  • PD
    Project Delay: difference between the makespan and the critical path duration of a single project
    Project Delay: difference between the makespan and the critical path duration of a single project
    i     project
    MSi   makespan of project i
    CPDi  critical path duration of project i
    

  • RG
    Relative Gap
    Relative Gap
    i    project
    MSi  makespan of project i
    CPDi critical path duration of project i
    

  • RU
    Resource Utilization
    Resource Utilization
    r    resource
    q    job
    dq   duration of job q
    kqr  capacity units of resource r, which are used each period job q 
         is in process
    TM   total makespan
    ar   constant amount of capacity units of global resource r available in 
         each period
    

  • SD
    Start Delay: difference between the start time and the arrival date (earliest possible start time) of a single project
  • TMS
    Total Makespan: difference between the latest finish time and the earliest arrival date of all single projects
    Total Makespan: difference between the latest finish time and the earliest arrival date of all single projects
    q   job
    fq  finish time of job q
    ADi arrival date of project i
    

  • Type
    Type of a method: hierachical (H), central (C), or decentral (D)