{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000398},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000502","480:4800000618","480:4800000606","480:4800000339","480:4800001189","480:4800000367","480:4800000609","480:4800000400","480:4800000383","480:4800001032","480:4800000501","480:4800000615","480:4800000727","480:4800001190","480:4800000569","480:4800000803","480:4800000995","480:4800000644","480:4800000993","480:4800000514","480:4800001072","480:4800000543","480:4800000347","480:4800001212","480:4800000354"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.521290290337316,0.3953597302315476,0.326052730416026,0.29240568741845246,0.27258476903318507,0.2672729888866682,0.24887876838750989,0.23919159074126264,0.23454268066465606,0.23353138954587663,0.2316527827016392,0.23143999421499917,0.22673115430098575,0.21272446579294313,0.20200642307473737,0.19011554111273418,0.1891753583747831,0.17441720244701472,0.1633597659156641,0.15883864642536347,0.15600605796243264,0.1551549003455424,0.1518496363480455,0.14206180972936716,0.14192573692158988],"twin_dists":[0.14824456927933022,0.1769307381319179,0.194438734614083,0.20366813414796012,0.209400662586021,0.210979872439037,0.21660552300701214,0.21967534633948663,0.22117725857590134,0.22150654690218513,0.22212073693883186,0.2221905120479125,0.22374553421561386,0.22850215904793453,0.23228703121441197,0.23665136504965378,0.23700445515332333,0.2427162812054495,0.24722592726680245,0.24913341861086377,0.25034872707285605,0.2507170586118259,0.2521615755542558,0.2565797318399589,0.2566427222039917],"n_dims_used":43,"mean_confidence":0.9128826052643532},"coverage":{"mean_confidence":0.9128826052643532,"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}}