{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001936},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001827","477:4770003417","477:4770002251","477:4770001462","477:4770002388","477:4770001940","477:4770002189","477:4770002256","477:4770003435","477:4770000369","477:4770001875","477:4770002248","477:4770000370","477:4770002185","472:4720003616","477:4770000433","477:4770001825","477:4770002066","477:4770003365","477:4770002193","477:4770002595","477:4770002656","489:4890004096","467:4670002774","489:4890005055"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,472,477,477,477,477,477,477,477,489,467,489],"twin_sims":[0.4747642202449659,0.47261764027583314,0.46287648907460344,0.403120092523779,0.3894314055539051,0.351722552952508,0.32398592529461545,0.321925964533428,0.31966874626433894,0.31265863036707436,0.31020008092042584,0.2931022687729584,0.27760251192717755,0.2685825934453597,0.2685599050705705,0.2672199563390201,0.257877615336362,0.25514236017904385,0.2513318813556844,0.25037170119623137,0.24462235105138885,0.228368743716445,0.22796716490267155,0.22509245645409703,0.21319334357511202],"twin_dists":[0.15852530957000602,0.15900675032714515,0.16120087313264714,0.17506779949647494,0.17836524798314657,0.18774951783256738,0.19498959551771664,0.19554058109019773,0.19614659543394983,0.1980441847548891,0.1987154155906768,0.20347098082343468,0.207926174494614,0.21058873201078804,0.21059549828282137,0.21099573673669014,0.21382170241400097,0.2146612432545807,0.2158403775653239,0.21613929443733007,0.21794468941739462,0.22320234522217652,0.22333530976864485,0.22429170119570965,0.22833957574541658],"n_dims_used":45,"mean_confidence":0.9225745307074653},"coverage":{"mean_confidence":0.9225745307074653,"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}}