{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008163},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006000","490:4900010866","490:4900006255","490:4900005468","490:4900005995","490:4900007215","490:4900007582","490:4900006249","490:4900007464","490:4900005471","490:4900006975","490:4900006256","490:4900006004","490:4900006257","490:4900006853","490:4900006252","490:4900008596","490:4900006119","490:4900007939","490:4900005745","490:4900004660","490:4900006007","490:4900008049","490:4900007586","490:4900007587"],"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":[0.20903932238080344,0.1484980798365444,0.117519811451471,0.1003388791709237,0.0901072128750321,0.07744498774881685,0.07475805071200176,0.06741693145359397,0.05265952038265821,0.052640368832063696,0.04785900041269859,0.04643462593859527,0.043981554358512885,0.043321377353771943,0.0417959051188725,0.04155110018507948,0.039403113694157985,0.0390864911076381,0.03824597536173074,0.03781329019156225,0.035964794351813587,0.03165706117270669,0.029434934815173414,0.02799682954546786,0.027486274316355124],"twin_dists":[0.2297885199031909,0.25365011060164505,0.26875850919071725,0.27850141823422914,0.28494089956864105,0.2937683637438701,0.29578887371428897,0.301625441865878,0.31513814769192755,0.3151576164983837,0.32021350028502793,0.321801087772571,0.3246334824406783,0.32541835570578825,0.32727117940342204,0.32757380147201,0.33029563779566284,0.3307073903861983,0.3318142911374424,0.332392159824919,0.3349258693655311,0.34129048573669946,0.34486863880021906,0.3473099258709136,0.3482026082480749],"n_dims_used":45,"mean_confidence":0.9307140774197049},"coverage":{"mean_confidence":0.9307140774197049,"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}}