{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002531},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002046","489:4890002123","489:4890003027","489:4890001695","489:4890002523","489:4890002193","477:4770000040","489:4890002927","489:4890001879","500:5000003091","477:4770000900","477:4770000403","480:4800003853","489:4890002855","489:4890001700","477:4770000158","473:4730002886","477:4770000082","473:4730003963","500:5000002629","489:4890002615","489:4890003538","466:4660011092","489:4890003014","489:4890003407"],"twin_admin_codes":[489,489,489,489,489,489,477,489,489,500,477,477,480,489,489,477,473,477,473,500,489,489,466,489,489],"twin_sims":[0.5273040104335868,0.38878365276963883,0.328482504882299,0.2625051705175633,0.23848296069399255,0.231816662284863,0.22704210966253738,0.18166390310267885,0.17350486840269636,0.17151336767539677,0.1699547592311414,0.16765398979788948,0.16294444529635416,0.15996949860136433,0.15852895785946763,0.15232489570413152,0.14833936195532638,0.13900445711295611,0.13892453678512368,0.1382537534382049,0.1342080461648376,0.1316364041860933,0.13067967791214388,0.12956617725209435,0.1261307590718146],"twin_dists":[0.14693368667585402,0.17852260484134408,0.19379359916078062,0.21241404183281132,0.2199030442925074,0.2220670282126061,0.22364219079488606,0.23987061788065817,0.243080469493247,0.24388022459280947,0.24451078963070821,0.24544924399311357,0.24739954426977112,0.24865264214178742,0.24926551571402852,0.2519524596449472,0.25372121377503515,0.2580060088147309,0.25804360464150505,0.25835979054443237,0.26029154950815,0.2615423034746108,0.26201231704399053,0.2625626296306636,0.2642833260387782],"n_dims_used":45,"mean_confidence":0.919386461046007},"coverage":{"mean_confidence":0.919386461046007,"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}}