VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .

VizieR

  
J/A+A/660/A87
  Machine learning methods with Fermi-LAT catalogs (Bhat+, 2022)
ReadMe+ftp
2022A&A...660A..87B
Similar Catalogs
Post annotation 		img(gal)
1.J/A+A/660/A87/cat84FGL-DR2 2-class using SMOTE (5788 rows)

Simple ConstraintList Of Constraints
 
Query by Constraints constraints help applied on Columns (Output Order: + - )
ShowSortColumn  Constraint Explain   (UCD)
  recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
  4FGL (char) Source Name in 4FGL (SourceName4FGL) (meta.id;meta.main)
  cos(GLON)  4FGL cosine of Galactic longitude (cos(GLON)) (pos.dirCos)
  GLAT deg 4FGL Galactic latitude (GLAT) (pos.galactic.lat)
  ln(EF100) [mW/m2] 4FGL Energy flux from 100MeV to 100GeV (ln(Energy_Flux100)) (phot.flux.density;em.gamma.hard)
  ln(e_EF100) [mW/m2] Error on ln(EF100) (ln(UncEnergyFlux100)) (stat.error)
  ln(E0) [MeV] Energy at which error on differential flux is minimal (ln(Pivot_Energy)) (phys.energy)
  LPIndex  4FGL Photon index at pivot energy E0 (LP_Index) (meta.code;spect.index)
  e_LPIndex  Error on LPIndex (UncLPIndex) (stat.error)
  LPbeta  4FGL Curvature parameter (LP_beta) (stat.fit.param)
  SigCurv  4FGL Significance (LP_SigCurv) (stat.fit.goodness)

ALL cols		    
 (i)indexed column
  ln(VI)  4FGL variability index (ln(Variability_Index)) (src.var.index)
  HR12  4FGL hardness ratio, band 1, 2 (50-100MeV, 100-300MeV) (HR12) (phot.flux;arith.ratio)
  HR23  4FGL hardness ratio, bands 2, 3 (100-300MeV, 300Mev-1GeV) (HR23) (phot.flux;arith.ratio)
  HR34  4FGL hardness ratio, bands 3, 4 (300Mev-1GeV, 1-3GeV) (HR34) (phot.flux;arith.ratio)
  HR45  4FGL hardness ratio, bands 4, 5 (1-3GeV, 3-10GeV) (HR45) (phot.flux;arith.ratio)
  HR56  4FGL hardness ratio, bands 5, 6 (3-10GeV, 10-30GeV) (HR56) (phot.flux;arith.ratio)
  HR67  4FGL hardness ratio, bands 6, 7 (10-30GeV, 30-300GeV) (HR67) (phot.flux;arith.ratio)
  Cat (char) 4FGL category (Category_4FGL) (src.class)
  Class (char) 4FGL Class (CLASS_4FGL) (src.class)
  AssocFGL (char) Past associations in Fermi LAT (ASSOC_FGL) (meta.id.assoc)
  Assoc1 (char) Association (ASSOC1) (meta.id.assoc)
  Flag4FGL  4FGL flags (Flags_4FGL) (meta.code.error)
  AGN-BDT-S  Probability of being an AGN with BDT_S being the mac learning method and 4FGL the catalog (AGNBDTS) (stat.fit.goodness)

ALL cols		    
 (i)indexed column
  e_AGN-BDT-S  Error on AGN-BDT-S (AGNBDTSTD_S) (stat.error)
  PSR-BDT-S  Probability of being an PSR with BDT_S being the mac learning method and 4FGL (PSRBDTS) (stat.fit.goodness)
  e_PSR-BDT-S  Error on PSR-BDT-S (PSRBDTSTD_S) (stat.error)
  AGN-NN-S  Probability of being an AGN with NN_S being the mac learning method and 4FGL the catalog (AGNNNS) (stat.fit.goodness)
  e_AGN-NN-S  Error on AGN-NN-S (AGNNNSTD_S) (stat.error)
  PSR-NN-S  Probability of being an PSR with NN_S being the mac learning method and 4FGL the catalog (PSRNNS) (stat.fit.goodness)
  e_PSR-NN-S  Error on PSR-NN-S (PSRNNSTD_S) (stat.error)
  AGN-RF-S  Probability of being an AGN with RF_S being the mac learning method and 4FGL the catalog (AGNRFS) (stat.fit.goodness)
  e_AGN-RF-S  Error on AGN-RF-S (AGNRFSTD_S) (stat.error)
  PSR-RF-S  Probability of being an PSR with RF_S being the mac learning method and 4FGL the catalog (PSRRFS) (stat.fit.goodness)
  e_PSR-RF-S  Error on PSR-RF-S (PSRRFSTD_S) (stat.error)
  AGN-LR-S  Probability of being an AGN with LR_S being the mac learning method and 4FGL the catalog (AGNLRS) (stat.fit.goodness)
  e_AGN-LR-S  Error on AGN-LR-S (AGNLRSTD_S) (stat.error)
  PSR-LR-S  Probability of being an PSR with LR_S being the mac learning method and 4FGL the catalog (PSRLRS) (stat.fit.goodness)
  e_PSR-LR-S  Error on PSR-LR-S (PSRLRSTD_S) (stat.error)
  FlagMiss  Missing values flag (MissingValuesFlag) (meta.code.error)

ALL cols		    
 (i)indexed column
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