{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009250},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009140","490:4900009355","490:4900008590","490:4900009129","490:4900009144","490:4900009141","490:4900009248","490:4900009245","490:4900009147","490:4900009247","490:4900008811","490:4900008255","490:4900009648","490:4900009353","490:4900008147","490:4900008585","490:4900008923","490:4900008910","490:4900009130","490:4900007927","490:4900009415","490:4900009459","490:4900009356","490:4900008366","490:4900009020"],"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":[0.0033610494269378545,0.002118671675350403,0.0014773485234644702,0.000775925620225884,0.00019990148387642588,0.00017924390799599392,0.0000983781406066299,0.00005025571578557048,0.000048145536448339405,0.00003894448122007356,0.00002307737915936143,0.000021232799774633767,0.000012276716072067052,0.000004398941703168992,0.0000031911347098901976,0.000001937624396135059,6.971271166825259e-7,4.915939849514321e-7,3.216622964462223e-7,2.3573655465803384e-7,1.6531419867549615e-7,1.3057031104902558e-7,8.42107140967403e-8,6.130424056125662e-8,2.464527233253309e-8],"twin_dists":[0.438333687730774,0.4557453225314804,0.46889928983552004,0.4915180194419394,0.5360430310505379,0.5394643861118699,0.5579070558733925,0.5778578837073534,0.5791086386237024,0.585253507021076,0.6001454296293667,0.6024822288678164,0.6176294844695611,0.6450500250054421,0.6533896006063392,0.6661446633725087,0.6915447074921501,0.7000129494150482,0.7101596727278242,0.7175033787903664,0.7257978045297121,0.7312603501459567,0.741307911918406,0.7484966947524611,0.768757813886923],"n_dims_used":45,"mean_confidence":0.8803983052571615},"coverage":{"mean_confidence":0.8803983052571615,"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}}