{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001063},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000948","477:4770001189","477:4770000947","477:4770001537","477:4770001074","477:4770000768","477:4770001364","477:4770001134","477:4770001133","477:4770001365","477:4770001135","477:4770000949","477:4770000950","477:4770001420","477:4770001199","477:4770001421","477:4770001077","477:4770002263","477:4770000955","477:4770001480","500:5000001493","500:5000001330","477:4770000957","500:5000001230","477:4770000837"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,500,500,477,500,477],"twin_sims":[0.8918443581130465,0.886175349812193,0.8802558103113584,0.8531054454205486,0.8209303645188394,0.8136783375508457,0.8134098320976556,0.7975941171318562,0.7934879316336779,0.7783462444185149,0.771708562465511,0.7638442620373911,0.7541315719668035,0.7515339145184906,0.7192775072148392,0.7148627083575778,0.7126545811183629,0.7123619844829934,0.704423924215238,0.7032860759113447,0.6950602415684721,0.6950352199923139,0.6946372217820115,0.6812487064802379,0.6787202827619788],"twin_dists":[0.06214019839761686,0.06384766014754924,0.06559438757793284,0.07320869951793456,0.08158702288483442,0.0834012971338649,0.08346801977398739,0.0873458669180744,0.08833698469229358,0.09194229660189777,0.09350030648498742,0.09533023688736439,0.09756823388050459,0.09816293875934917,0.10543185489429457,0.10641227436936838,0.10690152545297539,0.1069663010834279,0.10871897807869009,0.1089694987162759,0.11077566851744773,0.11078114993140648,0.11086832848430106,0.11379078024010614,0.11434062988536463],"n_dims_used":45,"mean_confidence":0.9220467461480035},"coverage":{"mean_confidence":0.9220467461480035,"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}}