{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000923},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000981","500:5000001924","500:5000002396","500:5000000839","485:4850007758","500:5000000783","477:4770001441","485:4850006901","500:5000000784","477:4770001260","500:5000000407","500:5000002154","500:5000000779","477:4770001702","477:4770001608","500:5000000838","477:4770001719","485:4850008061","485:4850007130","485:4850007198","477:4770001610","485:4850008086","485:4850008378","485:4850007628","500:5000003614"],"twin_admin_codes":[500,500,500,500,485,500,477,485,500,477,500,500,500,477,477,500,477,485,485,485,477,485,485,485,500],"twin_sims":[0.4682400417876313,0.3303547308267481,0.32850361699122765,0.2559724490831723,0.21627224121431718,0.21562403531415447,0.20635028814141035,0.20006620698025987,0.19311324543601457,0.176036736872171,0.1757949004407142,0.17576828747431056,0.17350933272567645,0.16340667567788697,0.16231885455373693,0.15830295695123384,0.1577822633071696,0.15487963696176482,0.15055295676329858,0.14794968068237105,0.1459718856829541,0.14577835437853748,0.14339435439175743,0.14056746884672058,0.14035230280041133],"twin_dists":[0.1599908416518579,0.19329829166316598,0.19378800519313782,0.21440586201585837,0.22727792514470768,0.22750058483216287,0.23073694012953871,0.23298678946802945,0.23553363990608753,0.24207312436553644,0.2421688949452799,0.24217943977971626,0.24307868408484082,0.24720633761729147,0.24766166693121297,0.24936203469964394,0.24958479197579536,0.25083649285334264,0.2527345766423407,0.2538960234709997,0.2547885384267522,0.25487635227946576,0.2559652327904934,0.25727396407340936,0.2573743767686795],"n_dims_used":45,"mean_confidence":0.9206868489583333},"coverage":{"mean_confidence":0.9206868489583333,"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}}