{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006806},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005698","490:4900007536","490:4900007305","490:4900007654","490:4900007655","490:4900006445","490:4900007180","490:4900007301","490:4900005697","490:4900007541","490:4900002522","490:4900006080","490:4900006805","490:4900006549","490:4900006933","490:4900007658","490:4900005431","490:4900006202","490:4900007660","490:4900006683","491:4910001272","490:4900006807","490:4900006563","490:4900006809","490:4900007297"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490],"twin_sims":[0.4754652493838741,0.44353452797688836,0.30550669969966165,0.2077592353540073,0.19095252881796887,0.17953645858047154,0.1638752299522328,0.14597662489381552,0.14484799835047588,0.136933953928111,0.1330313055798265,0.13228296930173716,0.12987295657126938,0.11931252094645434,0.10950698742561508,0.10268055002885629,0.10172988072185823,0.09667574936007002,0.09495820991820957,0.08543073593394043,0.08472522725421719,0.08173247150264627,0.07944744065973303,0.06884872337308193,0.06605948657680005],"twin_dists":[0.1583682364236697,0.16560699436993528,0.2000053248590673,0.23023896157440601,0.23633805561481563,0.24069754603035975,0.24701089106759133,0.25478638911506407,0.2552997058991854,0.2589852650944991,0.26086161589366885,0.2612261192458799,0.26241065843737593,0.26780667255253165,0.27315460284707166,0.2771006983260886,0.27766632072548153,0.28074482742582135,0.2818197598642135,0.28807843731960864,0.2885635683834333,0.2906580526773633,0.2922989500125776,0.3004479233322581,0.30276078139779206],"n_dims_used":45,"mean_confidence":0.9001915825737847},"coverage":{"mean_confidence":0.9001915825737847,"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}}