Since contribution is on volunteer basis people included here, are the people who expressed willing and/or have been working in the related topics.

WORK IN PROGRESS


4.1 : Tracking

4.1.1a : HLT1: VELO tracking - CPU

Lead group  
Participating groups VELO detector group, LPHNE, CERN, EPFL, Dortmund
Description Fit to HLT1 time budget with the best possible physics performance
Required FTE  
Available FTE  
Deadline end of 2018
Dependencies VELO clustering/sorting, so far the main approach i.e. most effort put in
People currently involved Renato Quagliani, Sebastien Ponce, Michel De Cian, Christoph Hasse, detector experts
New effort required?  
Link to documentation  

4.1.1b : HLT1: VELO tracking - GPU

Lead group  
Participating groups LPHNE, Universidad de Sevilla, NIKHEF, CERN
Description the VELO reconstruction for GPU
Required FTE  
Available FTE  
Deadline first preliminary results in summer 2018
Dependencies alternative effort
People currently involved Daniel Campora, Dorothea Vom Bruch, Florian Reiss, Roel Aaij, Gerhard Raven at al.
New effort required? depends on the preliminary results
Link to documentation  

4.1.1c : HLT1: VELO tracking - Machine learning

Lead group  
Participating groups LPHNE
Description try to use machine learning techniques for the VELO reconstruction
Required FTE  
Available FTE  
Deadline first preliminary results by the end of 2018
Dependencies alternative effort
People currently involved Da Yu Tou
New effort required? depends on the preliminary results
Link to documentation https://indico.cern.ch/event/691551/contributions/2927571/attachments/1617602/2571597/Machine_Learning_for_Velo_tracking.pdf

4.1.1d : HLT1: VELO tracking - VPFiltering

Lead group  
Participating groups Dortmund, CERN
Description try to use machine learning techniques for the VELO reconstruction
Required FTE  
Available FTE  
Deadline 2018
Dependencies alternative effort
People currently involved Christoph Hasse, Ben Couturier
New effort required? No
Link to documentation  

4.1.2 : HLT1: PV reconstruction

Lead group  
Participating groups IFJ
Description a) performance optimization, b) fitting in HLT1 time budget.
Required FTE  
Available FTE  
Deadline end of 2018
Dependencies main effort, input Kalman Filtered VELO tracks
People currently involved Agnieszka Dziurda
New effort required? a student would be nice
Link to documentation https://twiki.cern.ch/twiki/bin/view/LHCb/LHCbPVFitting

4.1.3 : HLT1: VELO-UT tracking

Lead group  
Participating groups UT detector group, so far: EPFL, LPHNE, CERN, Dortmund, IFJ,
Description a) performance optimization, b) fitting in HLT1 time budget.
Required FTE  
Available FTE  
Deadline preliminary results end of 2018
Dependencies main effort, UT clustering/sorting
People currently involved

so far: Renato Quagliani, Sebastien Ponce, Michel De Cian, Christoph Hasse,

possible: IFJ-AGH group (to be clarified with Tomasz Skwarnicki (UT software manager))

New effort required? No
Link to documentation  

4.1.4 : HLT1: Forward tracking

Lead group  
Participating groups SciFi detector group, Heidelberg, CERN, EPFL
Description a) performance optimization, b) fitting in HLT1 time budget.
Required FTE  
Available FTE  
Deadline preliminary results end of 2018
Dependencies main effort, SciFi clustering, VELO-UT or VELO tracks, PV (for IP cut).
People currently involved Michel De Cian, Sascha Stahl, new PhD students
New effort required? should be enough
Link to documentation  

4.1.5a : HLT1: Kalman Filtering - Parametrized Kalman

Lead group  
Participating groups Heidelberg, LPHNE, EPFL
Description Implementation of the parametrisations for the effect of material and the propagation through the magnetic field
Required FTE  
Available FTE  
Deadline preliminary results end of 2018
Dependencies material description, geometry of the detector (presence of the detectors),
People currently involved Simon Stemmle, Michel De Cian, Pierre Billoir
New effort required? No
Link to documentation

latest presentation: https://indico.cern.ch/event/680416/contributions/2787540/attachments/1559666/2454743/ParameterizedKalman_161117.pdf

documentation in progress

https://its.cern.ch/jira/projects/LHCBTRACK/issues/LHCBTRACK-12

4.1.5b : HLT1: Kalman Filtering - Cholesky factorization

Lead group  
Participating groups CERN
Description Vectorization of Cholesky factorization
Required FTE  
Available FTE  
Deadline  
Dependencies Florian is a part of LBC
People currently involved Florian Lemaitre
New effort required? No
Link to documentation https://its.cern.ch/jira/projects/LHCBTRACK/issues/LHCBTRACK-12

4.1.5c : HLT1: Kalman Filtering - Weighted formalism

Lead group  
Participating groups LPHNE, University Carlos III (CERN)
Description Weighted formalism (see JIRA)
Required FTE  
Available FTE  
Deadline  
Dependencies Placido is a part of LBC
People currently involved Pierre Billoir (idea), Placido Declara (implementation)
New effort required?  
Link to documentation

https://twiki.cern.ch/twiki/bin/view/LHCbInternal/ParametrizedExtrapolationMagneticField

https://its.cern.ch/jira/browse/LHCBTRACK-10

4.1.5d : HLT1: Kalman Filtering - TrackVectorFitter

Lead group  
Participating groups LPHNE, University Carlos III, Universidad de Sevilla, CERN
Description Vectorization of the TrackMasterFitter
Required FTE  
Available FTE  
Deadline preliminary results already done, more optimizations to come
Dependencies part of LBC, need to be able to run in Moore
People currently involved Daniel Hugo Campora Perez, Laura Promberger, Placido Fernandez Declara, Pierre Billoir
New effort required? No
Link to documentation
https://its.cern.ch/jira/projects/LHCBTRACK/issues/LHCBTRACK-12

4.1.6 : HLT2: Forward tracking

Lead group  
Participating groups Heidelberg, CERN, EPFL
Description a) performance optimization, b) fitting in HLT2 time budget
Required FTE  
Available FTE  
Deadline 2019
Dependencies main effort, SciFi clustering, VELO tracks, PV (for IP cut).
People currently involved Michel De Cian, Sascha Stahl, new PhD students
New effort required? No
Link to documentation  

4.1.7 : HLT2: Matching

Lead group  
Participating groups NIKHEF, EPFL
Description a) reoptimization of the physics performance according to the latest SciFi clustering, b) fitting in HLT2 time budget
Required FTE  
Available FTE  
Deadline Lower priority -> 2019
Dependencies main effort, first Seedings needs to be reoptimized, new MC production needed, in general: VELO and T tracks.
People currently involved Sevda Esen, Michel De Cian
New effort required? No
Link to documentation https://cds.cern.ch/record/2238266?ln=en

4.1.8 : HLT2: Downstream

Lead group  
Participating groups AGH
Description

a) reoptimization of the physics performance according to the latest detectors description,

b) implementation of new machine learning approach

b) fitting in HLT2 time budge

Required FTE  
Available FTE  
Deadline Lower priority -> 2019
Dependencies main effort, new MC production needed, needs T tracks and hists in UT.
People currently involved Tomasz Szumlak et al.
New effort required? No
Link to documentation Run II documentation: https://cds.cern.ch/record/2240723?ln=en

4.1.9 : HLT2: Seeding

Lead group  
Participating groups LPHNE
Description a) reoptimization of the physics performance according to the latest SciFi clustering, b) fitting in HLT2 time budget
Required FTE  
Available FTE  
Deadline Lower priority -> 2019
Dependencies main effort, new MC production needed, SciFi clustering/sorting
People currently involved Renato Quagliani, Francesco Polci
New effort required?  
Link to documentation https://cds.cern.ch/record/2027531?ln=en

4.1.10 : HLT2: Ghost Probabibility

Lead group  
Participating groups CCNU
Description a) reoptimization of the physics performance, b) fitting in HLT2 time budget.
Required FTE  
Available FTE  
Deadline Lower priority -> 2019
Dependencies Quality of the tracks in the Best container
People currently involved Hang Yin, Menglin Xu
New effort required? TBC
Link to documentation Run II by Paul Seyfert: https://cds.cern.ch/record/2255039/files/LHCb-PUB-2017-011.pdf

4.1.11 : Benchmarking

Lead group  
Participating groups CERN, LPHNE, Manchester, Dortmund, IFJ,
Description benchmark HLT1 reconstruction sequence
Required FTE  
Available FTE  
Deadline High priority
Dependencies Each algorithm running in the sequence should have a physics performance monitoring
People currently involved Sascha Stahl, Renato Quagliani, Agnieszka Dziurda (PV), Gedamis Sapis (T&A volunteer), Christoph Hasse
New effort required? Yes
Link to documentation Rec issue: https://gitlab.cern.ch/lhcb/Rec/issues/14

4.2 : Alignment

4.2.1 : Software release manager

Lead group  
Participating groups LPHNE (temporary)
Description find new release manager of Alignment and OnlineAlignment
Required FTE  
Available FTE  
Deadline As soon as possible
Dependencies Knowing software
People currently involved Giulio Dujany (temporary)
New effort required? Yes
Link to documentation  

4.2.2 : VELO alignment

Lead group Manchester
Participating groups VELO detector group, Manchester, LPHNE
Description

Optimize alignment strategy for the upgrade:

a) main degrees of freedom to align for (and possible finer alignments to run less frequently),

b) sample selection,

c) constrains

Required FTE  
Available FTE  
Deadline  
Dependencies Collaborate with detectors to know precision survey and main expected movements
People currently involved Lucia Grillo, Chris Burr, Silvia Borghi, Giulio Dujany
New effort required?  
Link to documentation  

4.2.3 : UT alignment

Lead group  
Participating groups UT detector group,
Description Optimize alignment strategy for the upgrade:

a) main degrees of freedom to align for (and possible finer alignments to run less frequently),

b) sample selection,

c) constrains

Required FTE  
Available FTE  
Deadline  
Dependencies  
People currently involved to be clarified with Tomasz Skwarnicki (UT software manager)
New effort required?  
Link to documentation  

4.2.4 : SciFi alignment

Lead group  
Participating groups SciFi detector group, EPFL, CCNU
Description

Optimize alignment strategy for the upgrade:

a) main degrees of freedom to align for (and possible finer alignments to run less frequently),

b) sample selection,

c) constrains

Required FTE  
Available FTE  
Deadline  
Dependencies Collaborate with detectors to know precision survey and main expected movements
People currently involved Pietro Marino, Biplab Dey
New effort required?  
Link to documentation  
-- AgnieszkaDziurda - 2018-03-21
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Topic revision: r6 - 2018-05-07 - AgnieszkaDziurda
 
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