{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007816},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008820","490:4900007930","490:4900008819","490:4900007594","490:4900008497","490:4900006486","490:4900009485","490:4900008822","490:4900008821","490:4900008491","490:4900004795","490:4900008490","490:4900008600","490:4900008607","490:4900008047","490:4900001262","490:4900007960","490:4900005611","490:4900008050","490:4900010621","490:4900008624","490:4900008704","490:4900010005","490:4900009383","490:4900009174"],"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":[0.2551346685009035,0.13830454146812485,0.0549388524556942,0.03269977933676724,0.026958056952825594,0.02498396703243019,0.01999554560339741,0.018814052404970322,0.01758914219831197,0.015634642654191656,0.01375693707861435,0.012947666523328951,0.01187264897362566,0.011786885041749396,0.00923808966513113,0.00879773814391673,0.008736895062568924,0.008723116944778928,0.008444075337347076,0.007868614840201628,0.0074624330609449245,0.007291688851970972,0.007269868097173179,0.00710024855555707,0.006684831174403484],"twin_dists":[0.2146636121000803,0.25833581063149236,0.31286192439696675,0.33968507416674026,0.34914132439745377,0.35279614909880586,0.3632887152448271,0.3661056163654002,0.369194289247552,0.3745372221418448,0.3802556461351441,0.38293552368162126,0.38673464424531123,0.38705071737205454,0.39752712214206765,0.39959408683282355,0.3998869169843828,0.39995348257543684,0.4013222625167598,0.4042779484985788,0.40648323479763215,0.4074425799045379,0.4075666329546201,0.4085425102242037,0.41102410190805044],"n_dims_used":44,"mean_confidence":0.940259499983354},"coverage":{"mean_confidence":0.940259499983354,"n_dims_used":44,"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}}