{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002384},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001589","480:4800002335","480:4800001876","480:4800002092","480:4800001641","480:4800001539","480:4800002481","480:4800001877","480:4800002290","480:4800001421","480:4800002382","480:4800002242","480:4800002334","480:4800001985","480:4800002432","480:4800002472","480:4800001819","480:4800002431","480:4800002429","480:4800001593","480:4800001590","480:4800001534","480:4800002148","480:4800001368","480:4800001760"],"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":[0.42986306619917114,0.3161900833920784,0.3138478044248623,0.3127859210381829,0.3121624295372811,0.30273431984053123,0.2595210904805016,0.2572224500499557,0.2349024780240057,0.22800694352212145,0.2187259835356158,0.2029709227381521,0.18424061733648592,0.1823799410854434,0.17617537584037307,0.17574101870181488,0.16642848730117202,0.16639651178055698,0.16270749593866532,0.16264428024887242,0.15142778942035584,0.14786304978741513,0.14628157924626128,0.146020187704226,0.13951689532022685],"twin_dists":[0.1687657443843363,0.19708526978001778,0.19772059784109097,0.19800951415320558,0.19817941357666652,0.2007726578413995,0.21331996671113881,0.21402227970596183,0.22106032877139709,0.2233221319770725,0.22643910533589726,0.2319408937610428,0.23887817469832254,0.2395938382057156,0.24201826366114343,0.24219024564355715,0.2459528989224358,0.24596607589964362,0.2474987401593058,0.24752522230472568,0.25234759301250226,0.25393493196905675,0.25464819563906693,0.2547666350680685,0.25776533215539604],"n_dims_used":43,"mean_confidence":0.9132224681765534},"coverage":{"mean_confidence":0.9132224681765534,"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}}