{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006675},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006916","490:4900006678","490:4900006676","490:4900008332","490:4900006677","490:4900007043","490:4900006555","490:4900007167","490:4900009828","490:4900011310","490:4900012173","490:4900012108","490:4900012106","490:4900010652","490:4900011242","490:4900009825","490:4900006796","490:4900001934","490:4900009727","490:4900005451","490:4900008442","490:4900012171","490:4900009418","490:4900011241","490:4900001787"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.37303217364907043,0.04999072564832912,0.03492482243060574,0.022465286525529697,0.005361543380292824,0.004842588127785977,0.003650608137654735,0.001429123196405517,0.0012491467805331139,0.0008302941293208399,0.0006772689299515697,0.0005341871765017435,0.00043702569860167137,0.000416356563862892,0.0003718508906186626,0.00036961853211847596,0.00031884339232008584,0.00020204479663646604,0.00016373652541372549,0.00015182530807625547,0.00014022376790244929,0.0001341761720611316,0.00012821110736235936,0.00010001571243784285,0.00009343516818255892],"twin_dists":[0.18238841736352157,0.3179097071573754,0.3364003674302436,0.3578405794012043,0.4199789673784122,0.4240478965420589,0.43514200389287033,0.4700916164466173,0.4748966619115207,0.4891884425280785,0.49616277019332017,0.5041661442472836,0.5108384284231582,0.5124357020354364,0.5161434226135352,0.5163401643651294,0.5211450851753269,0.5357073431473416,0.5422863136415171,0.5446304854790259,0.547086810919039,0.5484443490233786,0.5498411664498272,0.5574077206093021,0.5594634375109833],"n_dims_used":44,"mean_confidence":0.8952361020174894},"coverage":{"mean_confidence":0.8952361020174894,"n_dims_used":44,"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}}