{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004679},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004816","490:4900003707","494:4940008393","490:4900001814","494:4940008809","490:4900001404","490:4900012913","490:4900005242","490:4900002127","490:4900001673","490:4900004819","490:4900003563","490:4900004264","494:4940008715","490:4900002739","494:4940001616","494:4940006914","494:4940007766","490:4900004820","490:4900005892","490:4900003861","490:4900003449","490:4900001963","490:4900004272","490:4900001568"],"twin_admin_codes":[490,490,494,490,494,490,490,490,490,490,490,490,490,494,490,494,494,494,490,490,490,490,490,490,490],"twin_sims":[0.7659460187257275,0.45720028130390666,0.3549739353713472,0.332960040272779,0.3008794127012774,0.28036574123904184,0.2586457027627147,0.25312546013883724,0.24806631424795234,0.24051640383615494,0.23974578252829062,0.2230387028954345,0.217464539254693,0.21686409836206358,0.20549148289391744,0.20409370013271247,0.20009247737135635,0.19363319309707783,0.1927247704369325,0.1840478838126462,0.1824802457267763,0.18124111022326106,0.17126216094917088,0.1699796285227842,0.16657773247628602],"twin_dists":[0.09484280994269918,0.16248681468839646,0.1869210105409812,0.1926115970268327,0.20128833769881174,0.20712112779053887,0.21358696333087235,0.21528395723802185,0.2168599973321007,0.21925082946074556,0.21949757830233238,0.224979949097489,0.2268695395051617,0.22707501353908802,0.2310416165521795,0.23153937315673045,0.2329772836489751,0.23534100457407175,0.23567780166151195,0.23895206768021723,0.23955512744616964,0.24003440784134736,0.24398157661096193,0.24450069577853348,0.24589141975066414],"n_dims_used":45,"mean_confidence":0.9236272176106771},"coverage":{"mean_confidence":0.9236272176106771,"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}}