{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":479,"cluster_id":4790001064},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790001205","479:4790000432","479:4790003000","472:4720005257","479:4790001006","479:4790000654","479:4790002829","479:4790000716","479:4790003078","479:4790000309","479:4790000717","479:4790001425","479:4790000311","472:4720005337","479:4790000719","479:4790000921","479:4790000656","478:4780002480","479:4790000655","479:4790001599","479:4790001274","479:4790001285","479:4790002178","479:4790002757","479:4790004026"],"twin_admin_codes":[479,479,479,472,479,479,479,479,479,479,479,479,479,472,479,479,479,478,479,479,479,479,479,479,479],"twin_sims":[0.6419740857110261,0.6356251563663837,0.6025939050922873,0.5938845963888718,0.5937613806407263,0.5914672592576071,0.5902010803114933,0.5817447905207955,0.5718525637090914,0.5513933678753519,0.5422885767843976,0.5376014463888003,0.5182971647491565,0.5122701276660235,0.5047285553615264,0.4999080466646537,0.467520572403361,0.4644720242225352,0.4572085361807832,0.45491272806186406,0.4522088335316792,0.4500645997033247,0.44490138050384886,0.44161021554676877,0.436347948414932],"twin_dists":[0.12227630781846222,0.12363972968446588,0.1307174639067466,0.13258273923101613,0.1326091345363148,0.13310062486394764,0.13337192802591713,0.13518473512438475,0.1373079953398892,0.1417128618798334,0.1436809840589529,0.14469647628920052,0.14889831289651145,0.15021748298545567,0.15187370705937234,0.15293580940631032,0.16015287721385446,0.1608404107422554,0.16248494041792763,0.16300667761218612,0.16362239071388013,0.1641116295777412,0.16529330021318903,0.1660492582472304,0.16726253888856912],"n_dims_used":45,"mean_confidence":0.9259548611111111},"coverage":{"mean_confidence":0.9259548611111111,"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}}