{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000492},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000448","489:4890000452","489:4890000363","489:4890000330","489:4890000482","489:4890000820","489:4890000410","481:4810006013","481:4810005945","489:4890000444","485:4850003420","481:4810006015","489:4890000784","481:4810006075","489:4890000493","489:4890000880","478:4780002810","466:4660006335","489:4890000612","489:4890000178","489:4890000231","488:4880005633","489:4890000138","488:4880006195","473:4730006547"],"twin_admin_codes":[489,489,489,489,489,489,489,481,481,489,485,481,489,481,489,489,478,466,489,489,489,488,489,488,473],"twin_sims":[0.7872168340208262,0.5935386538914313,0.49264953712449,0.4895782167334885,0.3857381330590924,0.3692804377939544,0.36181318369562937,0.3492562584507789,0.34709035354831697,0.34270485083027996,0.3383655671512914,0.33798290136106135,0.3244347053326127,0.2944781374421664,0.2900073555544156,0.27626231877565044,0.27444599155819616,0.2670068993692222,0.26485739536785735,0.26295161917274973,0.25768942179334026,0.2567965042960672,0.2480730257880126,0.2460537192239515,0.24464536751488547],"twin_dists":[0.08983927176551484,0.13265684767949018,0.15454051543481764,0.15522158854695955,0.17926410882615054,0.1833208572051212,0.1851909335362377,0.18838063699531366,0.18893681793960485,0.19006861175675582,0.19119610246694568,0.19129590337547517,0.19486981768932693,0.20308238279324736,0.20434907570884941,0.20831838891947219,0.2088518078750883,0.21105949088559,0.2117044757239928,0.2122790625583187,0.21387928445126406,0.21415285514635632,0.2168578929777646,0.2174926881136604,0.2179374077525708],"n_dims_used":45,"mean_confidence":0.9146885342068143},"coverage":{"mean_confidence":0.9146885342068143,"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}}