{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730008683},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730008293","473:4730007916","471:4710000212","473:4730008108","473:4730004121","473:4730008837","473:4730008014","473:4730008606","473:4730008204","473:4730007806","473:4730004206","473:4730008685","473:4730004114","473:4730006350","473:4730004405","473:4730006352","473:4730005568","473:4730004205","473:4730004399","473:4730007978","473:4730003847","473:4730008759","473:4730008688","473:4730003672","475:4750009993"],"twin_admin_codes":[473,473,471,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,475],"twin_sims":[0.502177190437025,0.4754501281651248,0.4453302703435081,0.43968565777404617,0.41292734842400625,0.41068542199685465,0.4094650157897044,0.3371027401404754,0.3298589659051977,0.32063323517956943,0.3157553578672916,0.3090846919990109,0.3080287875766993,0.3037397392974356,0.30340095674882067,0.30150983325726877,0.2984201796700726,0.29777487742030584,0.2959556521108515,0.29446516269752937,0.28633996874859075,0.27567168863266855,0.27482663526522066,0.26903982376110197,0.2476451383953697],"twin_dists":[0.15243550129706632,0.1583716236942379,0.16519494566986062,0.1664923275140626,0.17273635041872756,0.17326714509016305,0.17355661941060954,0.19152568477375748,0.19342929847351836,0.19588735859084233,0.19720298414600862,0.19902094202096227,0.19931075832470826,0.20049391086885496,0.20058777649509107,0.2011128681642073,0.20197489563936544,0.20215559684127796,0.20266626900911794,0.2030860423362771,0.2053968586634119,0.20849160897570665,0.2087398417508186,0.21045244926929288,0.2169921270691438],"n_dims_used":45,"mean_confidence":0.9175699869791667},"coverage":{"mean_confidence":0.9175699869791667,"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}}