niche.overlap.RdCompute niche overlap between each pair of species.
niche.overlap(mat, method = c("levins", "schoener", "petraitis", "pianka", "czech", "morisita"))
| mat | A community matrix with columns representing species, and rows representing plots. |
|---|---|
| method | A string specifying the name of the index. |
To add.
A distance matrix contains niche overlap index between each pair of species.
Zhang Jin-tun,(2004 ) Quantitative Ecology, Science Press, Beijing
Nicholas J. Gotelli. 2000. Null model analysis of species co-occurrence patterns. Ecology 81:2606-2621. http://esapubs.org/archive/ecol/E081/022/EcoSim
Jinlong Zhang jinlongzhang01@gmail.com
#> Castanopsis.eyrei Schima.superba Rhododendron.ovatum #> Schima.superba 0.92060290 #> Rhododendron.ovatum 0.94733410 0.77210028 #> Cyclobalanopsis.glauca 0.78136218 0.67083329 0.31064433 #> Daphniphyllum.oldhamii 0.90712368 1.02620020 0.74612792 #> Loropetalum.chinensis 0.76831186 0.82233431 0.39604740 #> Pinus.massoniana 0.83822850 1.03077313 0.52217984 #> Rhododendron.latoucheae 0.72939232 0.62732689 0.70781209 #> Vaccinium.bracteatum 0.85520794 0.47531617 0.86604862 #> Lithocarpus.glaber 0.74471678 0.39885806 0.80173563 #> Syzygium.buxifolium 0.81059630 1.02588320 0.89881966 #> Castanopsis.tibetana 0.49037500 0.49392988 0.68266608 #> Castanopsis.fargesii 0.51022451 0.64525500 0.34753237 #> Photinia.serrulata 0.72601066 0.39296943 0.97143864 #> Cyclobalanopsis.glauca Daphniphyllum.oldhamii #> Schima.superba #> Rhododendron.ovatum #> Cyclobalanopsis.glauca #> Daphniphyllum.oldhamii 0.25434174 #> Loropetalum.chinensis 0.67894492 0.65106204 #> Pinus.massoniana 0.18169464 0.72253314 #> Rhododendron.latoucheae 0.25113670 0.39535997 #> Vaccinium.bracteatum 0.42946877 0.56531185 #> Lithocarpus.glaber 0.60640888 0.30362848 #> Syzygium.buxifolium 0.32044781 0.57468308 #> Castanopsis.tibetana 0.54136905 0.15650821 #> Castanopsis.fargesii 0.81931925 0.33970714 #> Photinia.serrulata 0.08501254 0.46804153 #> Loropetalum.chinensis Pinus.massoniana #> Schima.superba #> Rhododendron.ovatum #> Cyclobalanopsis.glauca #> Daphniphyllum.oldhamii #> Loropetalum.chinensis #> Pinus.massoniana 0.50551660 #> Rhododendron.latoucheae 0.42075698 0.51365887 #> Vaccinium.bracteatum 0.72499084 0.18302898 #> Lithocarpus.glaber 0.40257540 0.06820803 #> Syzygium.buxifolium 0.37303657 0.39534988 #> Castanopsis.tibetana 0.40264862 0.00000000 #> Castanopsis.fargesii 1.05521489 0.00000000 #> Photinia.serrulata 0.22976010 0.63076385 #> Rhododendron.latoucheae Vaccinium.bracteatum #> Schima.superba #> Rhododendron.ovatum #> Cyclobalanopsis.glauca #> Daphniphyllum.oldhamii #> Loropetalum.chinensis #> Pinus.massoniana #> Rhododendron.latoucheae #> Vaccinium.bracteatum 0.73000011 #> Lithocarpus.glaber 0.80409253 0.65124182 #> Syzygium.buxifolium 0.35815982 0.07622100 #> Castanopsis.tibetana 1.04712271 0.36329000 #> Castanopsis.fargesii 0.68282125 0.50626395 #> Photinia.serrulata 1.22684568 0.82326273 #> Lithocarpus.glaber Syzygium.buxifolium #> Schima.superba #> Rhododendron.ovatum #> Cyclobalanopsis.glauca #> Daphniphyllum.oldhamii #> Loropetalum.chinensis #> Pinus.massoniana #> Rhododendron.latoucheae #> Vaccinium.bracteatum #> Lithocarpus.glaber #> Syzygium.buxifolium 0.19529939 #> Castanopsis.tibetana 0.95103873 0.46091167 #> Castanopsis.fargesii 0.52956851 0.38730279 #> Photinia.serrulata 0.82685927 0.00000000 #> Castanopsis.tibetana Castanopsis.fargesii #> Schima.superba #> Rhododendron.ovatum #> Cyclobalanopsis.glauca #> Daphniphyllum.oldhamii #> Loropetalum.chinensis #> Pinus.massoniana #> Rhododendron.latoucheae #> Vaccinium.bracteatum #> Lithocarpus.glaber #> Syzygium.buxifolium #> Castanopsis.tibetana #> Castanopsis.fargesii 0.70061396 #> Photinia.serrulata 0.31177382 0.00000000