{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002194},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002505","490:4900001489","496:4960011908","490:4900002349","490:4900006060","496:4960012071","496:4960011818","490:4900008434","490:4900002193","496:4960011830","490:4900004185","496:4960012121","496:4960011643","496:4960012002","496:4960012138","496:4960012358","490:4900002187","470:4700002616","496:4960011905","496:4960011554","496:4960012068","496:4960011644","496:4960012249","496:4960012067","496:4960011824"],"twin_admin_codes":[490,490,496,490,490,496,496,490,490,496,490,496,496,496,496,496,490,470,496,496,496,496,496,496,496],"twin_sims":[0.8702070190387222,0.770943569940522,0.7101410745502634,0.6764258381542074,0.6486850563470434,0.6175054692657037,0.5756376198865102,0.55458794071189,0.5513155563049754,0.5410111350170459,0.5332416691840248,0.5303272466825948,0.5237467950139582,0.5012120127514293,0.49983402323843346,0.4987333850473409,0.4959950513421418,0.49165573295141907,0.48423630667329054,0.47904482708225976,0.46502588771718645,0.46200653965049254,0.46050998430013357,0.45702292581586923,0.45312452827930655],"twin_dists":[0.0684831860434956,0.09367905356204043,0.10745756250071471,0.11483908192885252,0.12083325130840784,0.12752422842359945,0.1364951757995081,0.1410235875594723,0.14172965865750956,0.14395758474305315,0.14564258938886662,0.14627592514189192,0.1477086847038376,0.15264823025709326,0.1529521409234062,0.15319505057486862,0.15380005585724643,0.15476075590813318,0.15640924802416287,0.15756736568282997,0.16071538319288675,0.16139759503043175,0.16173631761563745,0.16252708621963582,0.16341372345244837],"n_dims_used":45,"mean_confidence":0.9164226955837673},"coverage":{"mean_confidence":0.9164226955837673,"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}}