{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002949},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002231","499:4990000839","499:4990002939","499:4990003237","499:4990000864","499:4990001292","499:4990001796","485:4850000896","470:4700008772","499:4990003243","496:4960004930","499:4990001351","499:4990000518","488:4880000186","499:4990002403","488:4880000274","499:4990004007","500:5000001236","499:4990000850","488:4880000688","499:4990002536","499:4990002091","467:4670001397","500:5000002235","500:5000005006"],"twin_admin_codes":[499,499,499,499,499,499,499,485,470,499,496,499,499,488,499,488,499,500,499,488,499,499,467,500,500],"twin_sims":[0.9356208306025181,0.6440242831160023,0.6204372981230079,0.5979511265847411,0.5849957178547627,0.5836572778052009,0.5657710772396181,0.5513842040487542,0.537516885184887,0.5161292730989899,0.5149626692743434,0.5050636433844332,0.4955560005341265,0.48639153129564155,0.48028928164550494,0.4661048159547851,0.46061661116119107,0.46011679984864245,0.4458137487161971,0.4424396093241363,0.44200430264647794,0.43721713777135485,0.4330296703478006,0.42689303954901064,0.4236175415622883],"twin_dists":[0.047380156804263246,0.12183567766857174,0.12689617787097626,0.13171171764638492,0.13448761861609596,0.13477459476861478,0.13861517351398067,0.14171484000753998,0.14471481239507353,0.14937237550712312,0.14962768243474178,0.15179997991192978,0.15389714795031337,0.15592960051937363,0.15728939175276443,0.16047197715686345,0.16171217135625762,0.16182537364803135,0.16508411605116804,0.16585854784830686,0.16595862475951526,0.16706174104691554,0.16803058883192123,0.16945727180130962,0.17022223070828849],"n_dims_used":45,"mean_confidence":0.9323031955295139},"coverage":{"mean_confidence":0.9323031955295139,"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}}