{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004897},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004204","489:4890004850","489:4890004600","489:4890004412","489:4890004152","489:4890004026","489:4890004134","489:4890004716","489:4890004190","489:4890003644","489:4890004558","489:4890004263","489:4890004136","489:4890005103","489:4890003844","489:4890004021","489:4890004091","489:4890004189","489:4890004445","489:4890004511","489:4890003959","489:4890003964","479:4790003841","489:4890003846","489:4890004029"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,479,489,489],"twin_sims":[0.7854747678710923,0.7467873170657885,0.7385420186843102,0.7015007559268908,0.7007548849740856,0.6887685266821693,0.6775503066191823,0.666062888796218,0.6504029320463046,0.6490423552876114,0.6440098639322137,0.6144518071112093,0.6123863071157922,0.6070048180639994,0.6030118780900836,0.5954933330184846,0.5845535016304191,0.576892048889687,0.5709852705724848,0.5689872443511119,0.5657491480857226,0.5632555032574889,0.5628349108967374,0.5591990277185463,0.5554061002657746],"twin_dists":[0.0902542552681213,0.09924566962538535,0.10111498816709011,0.10936223108824512,0.10952618487233526,0.11215171761999149,0.11459485902761939,0.11708474024832939,0.12046350007548036,0.12075635992231451,0.12183877730660352,0.12817826036328497,0.12862059703460707,0.1297729572564902,0.13062796129629964,0.13223813483847313,0.13458242957010527,0.13622590881154065,0.13749431928907552,0.13792368030673874,0.13861989000574818,0.13915636827098482,0.1392468834717456,0.1400297334721279,0.14084715646865162],"n_dims_used":45,"mean_confidence":0.9202615525987413},"coverage":{"mean_confidence":0.9202615525987413,"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}}