{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004105},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004526","490:4900003972","490:4900004379","490:4900003689","490:4900003968","490:4900004380","490:4900003687","490:4900003830","490:4900003003","490:4900004514","490:4900002407","490:4900003693","490:4900004377","490:4900003560","490:4900003825","490:4900003966","490:4900001790","490:4900004381","490:4900009692","490:4900004113","490:4900009487","490:4900003675","490:4900004256","490:4900004241","490:4900004521"],"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":[0.5801347564101552,0.5429498926346336,0.45663304638798685,0.451910608942568,0.400752850019438,0.35976569198820424,0.35874548312964655,0.3086411598538395,0.30582986609456636,0.27891828103865973,0.2754399999038341,0.23437469988573806,0.21430698620199246,0.21355208250788857,0.21224250925898272,0.20626772450664352,0.206057273018072,0.1928623461865144,0.188154014765019,0.17790904722615258,0.17734869607924894,0.17139819422801647,0.1596233874893678,0.15028605692964997,0.14916482523180846],"twin_dists":[0.1355300934157081,0.14353783826493313,0.16261563473761248,0.1636903834291088,0.1756343333557426,0.18570710341220517,0.1859648564193426,0.1991426097999934,0.19991614252646928,0.20754222970129366,0.20855962066903422,0.2212318905461135,0.22795438722541708,0.22821534634376092,0.22866953044141664,0.23076619334812445,0.23084079486932751,0.23562672465171328,0.2373894198754973,0.24133481385361297,0.24155519606440717,0.24392667932869652,0.24879952630181157,0.2528529695200333,0.25335202985450656],"n_dims_used":45,"mean_confidence":0.9181260850694445},"coverage":{"mean_confidence":0.9181260850694445,"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}}