{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010285},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009197","490:4900009194","490:4900008073","490:4900008529","490:4900009089","490:4900008306","490:4900009906","490:4900009898","490:4900008517","490:4900008527","490:4900009489","490:4900008195","490:4900009084","490:4900009795","490:4900008307","490:4900008519","490:4900009299","490:4900009303","490:4900009593","490:4900009696","490:4900007975","490:4900008193","490:4900008068","490:4900010001","490:4900009198"],"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":[0.6841114315978413,0.6698992150700039,0.6389533985588763,0.6302863317854777,0.595001588400999,0.5766091384138203,0.5614082551895847,0.556925211116999,0.5535573615349658,0.5487973760118181,0.5460622297201221,0.5253879625878126,0.515333488437214,0.5069466308457469,0.49852835715441374,0.4879565153050803,0.481266567497162,0.47124753895996274,0.4560331510313042,0.4445983029556399,0.42808953287314766,0.42383781370942875,0.39998296188472027,0.3987497510627015,0.3707747894664739],"twin_dists":[0.1131674836536692,0.11625442572726578,0.12292519108125328,0.12478513056990198,0.13234346679107736,0.13628663166663105,0.1395539784582419,0.14051967226127993,0.1412458819763829,0.1422734532619403,0.14286457315454876,0.1473509839629408,0.14954651465674954,0.15138592142646412,0.15324031662412763,0.15558172008095678,0.15707125604892086,0.1593144203502798,0.16275193510208916,0.16536282490874193,0.16917844904444318,0.17017071141423187,0.17581891080292922,0.17611490478816458,0.18294889749576354],"n_dims_used":45,"mean_confidence":0.9167962816026476},"coverage":{"mean_confidence":0.9167962816026476,"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}}