{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012099},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011009","490:4900010843","490:4900011159","490:4900010770","490:4900011769","490:4900010134","490:4900011895","490:4900010480","490:4900011234","490:4900011090","490:4900011004","490:4900010931","490:4900010998","490:4900011583","490:4900008328","490:4900010496","490:4900008217","490:4900011231","490:4900010934","490:4900011158","490:4900011162","490:4900011500","490:4900007779","490:4900008107","490:4900010765"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.2741260480250296,0.2137586218163164,0.19489116383266852,0.14071541588731565,0.13086995656358452,0.1253985557486245,0.12415230090132226,0.1228152875197892,0.12239708736533836,0.12201374870474377,0.12057797590029865,0.11909379688600873,0.10572081108050628,0.09906856560006963,0.09612213549178991,0.0933652690881179,0.09151825256690375,0.09073819967335935,0.08815305571639855,0.08328876929948273,0.08269941117702378,0.08099714249792717,0.07851467403874257,0.07842992444525969,0.07789412746077487],"twin_dists":[0.20894599276874262,0.22814388686863826,0.23487642215757024,0.2572049872663102,0.2619186321317903,0.2646546451079872,0.2652904563570841,0.2659779895929626,0.266194210520539,0.26639290214056216,0.2671413476580214,0.2679222149939384,0.275318812753655,0.2792720116705807,0.28108965753584036,0.2828304864632996,0.28401960865347026,0.28452751659979386,0.2862358688839433,0.28956136957528816,0.2899747321203168,0.2911820415894892,0.2929796725462285,0.29304184319720317,0.29343614805436213],"n_dims_used":45,"mean_confidence":0.8908209906684028},"coverage":{"mean_confidence":0.8908209906684028,"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}}