{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004296},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003345","490:4900002914","490:4900003598","490:4900003192","487:4870005703","487:4870006580","490:4900003620","490:4900002467","490:4900001464","490:4900003739","487:4870000420","490:4900001872","490:4900000795","494:4940004652","490:4900000804","496:4960000294","490:4900004152","487:4870001774","487:4870002114","487:4870001959","490:4900003453","487:4870002448","496:4960011551","490:4900003051","490:4900000827"],"twin_admin_codes":[490,490,490,490,487,487,490,490,490,490,487,490,490,494,490,496,490,487,487,487,490,487,496,490,490],"twin_sims":[0.47656550400112135,0.40408156034263426,0.3707698352486292,0.3374332815781493,0.31088181894253863,0.2893341683851882,0.28195381847629297,0.2668601620955613,0.25247464519371215,0.24568218626926697,0.23554609957157216,0.22943998281794178,0.22043022817605998,0.21865952278350237,0.2149553393154423,0.21270189222445285,0.21170550570914723,0.20512145734049597,0.2029811885362882,0.20263452353203232,0.2019467374760929,0.19672765681830867,0.19391704226106962,0.19068874833662355,0.19024077096242556],"twin_dists":[0.15812186520752353,0.17483812683615202,0.18295012942067437,0.19143935326013267,0.19852898433790964,0.20454081127587276,0.20666063172203047,0.21110341822905235,0.2154855678155511,0.2176098487094509,0.2208514516898245,0.22284840774643455,0.2258602142846194,0.22646174163470295,0.22773075624342218,0.22850999254637505,0.22885632182012142,0.23117315813477468,0.23193721567638653,0.23206149138589224,0.23230848832370263,0.2342019077732329,0.23523599311781385,0.2364366928286467,0.23660442657273928],"n_dims_used":45,"mean_confidence":0.9115313212076823},"coverage":{"mean_confidence":0.9115313212076823,"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}}