{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910004907},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010218","491:4910004908","490:4900010478","490:4900011065","490:4900011515","490:4900010479","490:4900011429","490:4900011290","490:4900010911","490:4900010394","490:4900010982","491:4910004958","490:4900010391","490:4900010908","490:4900010395","490:4900012021","490:4900010987","490:4900008343","490:4900011753","490:4900010129","491:4910004701","490:4900011149","490:4900010134","490:4900009722","490:4900010989"],"twin_admin_codes":[490,491,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,491,490,490,490,490],"twin_sims":[0.17134522490069792,0.1451687086153678,0.07480645978772321,0.06910995098178489,0.04875975713668204,0.04785431812027181,0.04395219005049812,0.04229896726426512,0.031051146754999193,0.02813572244636158,0.02802791794486985,0.02734371411376454,0.026764142848724082,0.024520858544779353,0.023699746278826938,0.023393940359369245,0.02180878272274323,0.019612970568341555,0.018913716800247574,0.01669050554804225,0.015964524096181675,0.01535409019245915,0.015249400222144136,0.014867127784173892,0.014602805177671466],"twin_dists":[0.24394805179765247,0.25515354145712527,0.29575195715571856,0.3002352403186058,0.3192297966157196,0.32021865400378224,0.32466818211411985,0.32665396372309685,0.342244264170759,0.3470695023320606,0.34725602290091373,0.3484544164032319,0.3494899162064332,0.35368956191100104,0.35531015316499337,0.35592615650377896,0.35923586100692856,0.36418455885587736,0.3658621182156605,0.371582472371104,0.3735957077913188,0.37535180040936134,0.3756591249474456,0.37679732270266586,0.37759950788408275],"n_dims_used":44,"mean_confidence":0.8826810663396661},"coverage":{"mean_confidence":0.8826810663396661,"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}}