{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930003138},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930003489","493:4930005703","493:4930005783","493:4930003677","493:4930003846","493:4930002623","493:4930002798","493:4930004757","496:4960000831","493:4930002292","496:4960000681","496:4960000751","496:4960000434","493:4930005699","496:4960000742","496:4960000828","496:4960000759","496:4960000197","493:4930004334","493:4930003845","493:4930004168","493:4930002633","493:4930003656","493:4930005604","493:4930003675"],"twin_admin_codes":[493,493,493,493,493,493,493,493,496,493,496,496,496,493,496,496,496,496,493,493,493,493,493,493,493],"twin_sims":[0.7614334383118535,0.6378743366769472,0.6349341651140621,0.6246054212904139,0.6172194086242176,0.5944763748700844,0.5821100210682637,0.5813251886700126,0.577709331885148,0.5742056506348064,0.5675026283224468,0.5665572454227926,0.5620178171399529,0.5586066489922664,0.5214633608695701,0.5150741685483659,0.5110825874845638,0.5081000406341857,0.5007891645346624,0.4797804682312623,0.4766091334217593,0.47024123795754297,0.4619160921067292,0.4357759535015317,0.43543485237441787],"twin_dists":[0.09588793019148634,0.12315689950494406,0.12378802823603366,0.12600304081346986,0.1275855013437135,0.1324559713595344,0.13510640222890533,0.135274733995156,0.13605050536438262,0.13680262036679133,0.13824282343950725,0.13844610021756826,0.1394227545121687,0.14015734583873873,0.14820679504724793,0.1496032750950386,0.1504778608988327,0.15113249396406195,0.1527414632454911,0.15740301762318404,0.15811209944545299,0.1595405863758287,0.16141805543775584,0.16739476627499553,0.16747365109105006],"n_dims_used":45,"mean_confidence":0.9259140014648437},"coverage":{"mean_confidence":0.9259140014648437,"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}}