{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000001701},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001017","500:5000001075","500:5000001341","500:5000002242","500:5000002126","485:4850007825","485:4850007998","477:4770001834","485:4850008060","499:4990002934","500:5000001556","500:5000006007","500:5000003633","500:5000001015","477:4770004013","499:4990001516","500:5000001130","499:4990001128","477:4770000966","500:5000002117","477:4770001551","500:5000002796","477:4770000933","499:4990001515","500:5000001559"],"twin_admin_codes":[500,500,500,500,500,485,485,477,485,499,500,500,500,500,477,499,500,499,477,500,477,500,477,499,500],"twin_sims":[0.3894377272594805,0.3669350391429182,0.297265660807292,0.26747562464366376,0.24994059416227146,0.24547868412079135,0.24111828686178038,0.24012530827800174,0.23435658338078585,0.2311842014104477,0.23026399239941547,0.22720598917658014,0.2227691192731958,0.22099712298036053,0.21872936507308768,0.21694553700791744,0.21454446065958366,0.2117281839613388,0.2078312187804956,0.20617069069903873,0.20573418283830858,0.2055130642922719,0.20345186504947538,0.19697264325649846,0.19562254548009383],"twin_dists":[0.1783637128746077,0.1839061676128919,0.20229835295570048,0.21091927343672026,0.21627374200365762,0.21767407019153606,0.21905846645108204,0.21937599190055726,0.22123778406460426,0.22227444455258985,0.22257689684886858,0.22358776455058108,0.22507060420067632,0.22566831826741265,0.22643795371951186,0.2270471223926043,0.22787242421783319,0.22884842692368562,0.23021358168273767,0.23080058373917883,0.23095542632950644,0.231033949513855,0.23176871613096256,0.23411225850638026,0.23460727149561525],"n_dims_used":45,"mean_confidence":0.9228446112738715},"coverage":{"mean_confidence":0.9228446112738715,"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}}