{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001698},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002513","480:4800001927","480:4800002098","480:4800001356","480:4800001875","480:4800001923","480:4800001237","480:4800001646","480:4800001310","480:4800001473","480:4800001427","480:4800001414","480:4800001530","480:4800002332","480:4800001584","480:4800001486","480:4800002380","480:4800002381","480:4800002418","480:4800002042","480:4800001312","480:4800001585","480:4800002149","480:4800001697","480:4800002468"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7758435337439875,0.7610857244712699,0.7202071483715998,0.7107561735134389,0.6752781984666217,0.6541892626518726,0.6534007363090216,0.6370479278807677,0.600645898455329,0.5853790205705702,0.582134384351122,0.5420965918072029,0.5142340401496731,0.5087078386973399,0.5063031681272199,0.48996029766323745,0.4873464130178933,0.4687619805115772,0.4621556152294164,0.4600522500743418,0.4495655644913528,0.4483618975331119,0.4470501903876479,0.4440055640191605,0.4432348533227414],"twin_dists":[0.09253124949626929,0.09596824416651775,0.10522501208588968,0.10732157533009144,0.11508822062740022,0.1196479704321881,0.11981787645363684,0.12333432560504906,0.1311346120202365,0.13440544260417117,0.13510117704230276,0.1437225463296942,0.14978721248156937,0.15099900906637126,0.1515273692522487,0.15513679201829628,0.15571729929518305,0.1598733461878303,0.1613638752819239,0.16183999671789775,0.16422561642948777,0.16450074677493504,0.16480088964888795,0.16549884922226787,0.16567581967057085],"n_dims_used":43,"mean_confidence":0.9132408319517623},"coverage":{"mean_confidence":0.9132408319517623,"n_dims_used":43,"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}}