{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001340},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000375","487:4870003923","487:4870002098","494:4940001492","478:4780008227","490:4900012703","490:4900000101","490:4900001313","486:4860003220","466:4660011987","492:4920005357","466:4660009839","490:4900012634","494:4940008670","466:4660005775","466:4660011484","487:4870003947","487:4870001246","490:4900000888","490:4900000716","486:4860000969","487:4870002969","469:4690000417","490:4900001055","490:4900001302"],"twin_admin_codes":[487,487,487,494,478,490,490,490,486,466,492,466,490,494,466,466,487,487,490,490,486,487,469,490,490],"twin_sims":[0.010128987803630453,0.00914770049702361,0.006919058666501909,0.002371599296376806,0.0019853923257262002,0.0016265772203406643,0.0016000531663732935,0.001569632755620863,0.0013213529880169118,0.0013069525505097694,0.0013056640731172373,0.001070594613751689,0.0010346301264736852,0.0009624206425742674,0.0008614274126088554,0.0008307409553998413,0.0006491376377946186,0.0006256671535902092,0.0006098966956549359,0.0004159503187454766,0.00041223869588650407,0.00040223022303561613,0.0003946425845909286,0.0003457221923262347,0.0003423869932763457],"twin_dists":[0.39360129409350514,0.3979441074909006,0.40960838421067497,0.45155216060007897,0.4581436899179651,0.46542483962364073,0.46602029726127586,0.4667145405066439,0.4728964991057374,0.4732871928051293,0.4733223438274444,0.4803439497718646,0.4815423492384333,0.4840698973285647,0.4879175433757191,0.4891698914372317,0.4976029006652294,0.49884964815096583,0.4997121011858136,0.5124678334166828,0.5127627664424694,0.5135706232456083,0.5141957153891834,0.5185189100089311,0.5188341555067575],"n_dims_used":43,"mean_confidence":0.9056004368981649},"coverage":{"mean_confidence":0.9056004368981649,"n_dims_used":43,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}