{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001141},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["472:4720001608","496:4960001271","496:4960002486","496:4960005075","496:4960001494","496:4960004026","496:4960005930","496:4960003052","496:4960004016","472:4720002238","496:4960003867","472:4720002538","496:4960002221","496:4960001336","472:4720003012","496:4960002095","496:4960004921","478:4780002862","496:4960002643","496:4960002774","496:4960001467","496:4960003078","472:4720002886","496:4960002652","496:4960003868"],"twin_admin_codes":[472,496,496,496,496,496,496,496,496,472,496,472,496,496,472,496,496,478,496,496,496,496,472,496,496],"twin_sims":[0.5494465152405156,0.5173335098055495,0.4652686675283878,0.4558399637005775,0.4368366289612637,0.435505855011326,0.42838192425086924,0.39276627822375776,0.3703953898231362,0.3669525848105421,0.36025325240156675,0.3458729102887819,0.34193308797450633,0.3247719762144618,0.3208288130862058,0.32029180890961073,0.3176045977515748,0.31303339852550544,0.31049045960880217,0.308804289526237,0.30750135689346947,0.29971283115818426,0.2905697497456336,0.29000914896949276,0.28527058390449966],"twin_dists":[0.14213323422209342,0.1491089804075605,0.16066059507620636,0.1627958424479871,0.16714962570399278,0.16745722862462847,0.16911036086286338,0.17755704983782827,0.1830432633594376,0.18390178203422028,0.18558405453468013,0.18925024751674738,0.19026858043795297,0.19477986186937624,0.19583484419956818,0.1959790775988519,0.19670288153737928,0.19794213085159748,0.19863597863598761,0.19909784911915618,0.1994557373557153,0.20161360787645377,0.2041890992439725,0.20434856526730094,0.20570389777537126],"n_dims_used":45,"mean_confidence":0.9320792304144965},"coverage":{"mean_confidence":0.9320792304144965,"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}}