{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770002919},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770003236","489:4890005006","477:4770003075","477:4770003155","489:4890004449","489:4890005202","477:4770003078","489:4890005086","477:4770003148","477:4770003077","477:4770002915","477:4770002146","477:4770002840","489:4890005123","477:4770003246","477:4770002996","489:4890004293","477:4770002760","472:4720007860","489:4890005373","477:4770003074","489:4890005131","477:4770002762","477:4770003458","489:4890005167"],"twin_admin_codes":[477,489,477,477,489,489,477,489,477,477,477,477,477,489,477,477,489,477,472,489,477,489,477,477,489],"twin_sims":[0.6810243714677836,0.6527231263645609,0.5682474321514203,0.4538057067838345,0.42433387419326624,0.36349714143929474,0.35128397000205924,0.35094455001698666,0.347765634420929,0.3341010755016276,0.32376675565323354,0.3206328102940513,0.31774586692762785,0.3163546178081671,0.314423860582415,0.29969687886033375,0.29449244609407155,0.2920324595007458,0.28397614737622917,0.28310254221636866,0.2826013142253115,0.2811434299707114,0.27791727511447967,0.277063716466704,0.27528288260309924],"twin_dists":[0.11383959041549338,0.11996385432914086,0.13808270333264752,0.1632585982074552,0.17005472908960612,0.1847675218545272,0.18786158069558517,0.18794835645122465,0.18876321765269885,0.19231177243159256,0.19504812467468563,0.19588747269588433,0.1966647448351543,0.19704074127364202,0.19756409754796586,0.20161806087472503,0.20307834713048983,0.20377388344658764,0.20607648074351484,0.20632851291144816,0.20647332751149494,0.20689542381449164,0.2078342250711414,0.20808371649935878,0.20860576202153094],"n_dims_used":45,"mean_confidence":0.9221321953667535},"coverage":{"mean_confidence":0.9221321953667535,"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}}