{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003232},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001877","490:4900004311","490:4900002779","490:4900009305","490:4900000809","490:4900001174","490:4900001570","470:4700004760","494:4940008521","490:4900002634","490:4900001328","494:4940008431","490:4900005402","490:4900008321","494:4940008219","490:4900001432","470:4700004414","494:4940008609","480:4800004874","480:4800004127","494:4940003981","490:4900000686","494:4940004839","480:4800005641","480:4800004522"],"twin_admin_codes":[490,490,490,490,490,490,490,470,494,490,490,494,490,490,494,490,470,494,480,480,494,490,494,480,480],"twin_sims":[0.5538712240279768,0.4376810538841069,0.40742289206072624,0.38368555847895497,0.36740963478358446,0.3654038642120502,0.3475313377437153,0.34727694985181695,0.327909224607598,0.30715702198253014,0.29364747842338007,0.2817910873481758,0.2725470247235943,0.26957843547655586,0.2651625680397524,0.2648640054734297,0.25998927808737077,0.2576276220369113,0.25356309657346054,0.25288186092502846,0.2468663424898034,0.24681302542116956,0.2459854469139578,0.23794466798665567,0.23110757485743783],"twin_dists":[0.14117817558030804,0.16695463304815888,0.17404185239416503,0.17976542524635858,0.18378757837002369,0.18428929446333273,0.18882343018092768,0.18888883022894914,0.19394557411199254,0.19955046469372173,0.20331686385250414,0.20670774664107067,0.20941181677617643,0.2102920936955283,0.21161270688297124,0.21170248729281196,0.21317740032515145,0.213898199262904,0.21514857082472935,0.21535938115200534,0.21723682851941675,0.2172535991255341,0.217514208817323,0.22007630382321922,0.2222995996906839],"n_dims_used":45,"mean_confidence":0.9175106472439236},"coverage":{"mean_confidence":0.9175106472439236,"n_dims_used":45,"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}}