{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002748},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003683","480:4800003751","480:4800003491","480:4800003058","495:4950003771","480:4800003099","480:4800002696","495:4950003777","480:4800003552","480:4800003616","495:4950003718","495:4950003529","495:4950003824","495:4950004171","480:4800003184","495:4950003627","480:4800003433","495:4950003435","480:4800002697","495:4950004143","495:4950003885","495:4950003607","495:4950003462","492:4920000236","495:4950003717"],"twin_admin_codes":[480,480,480,480,495,480,480,495,480,480,495,495,495,495,480,495,480,495,480,495,495,495,495,492,495],"twin_sims":[0.7199919679436203,0.6571633521843441,0.5312928104249625,0.5180987691772732,0.38611056448441544,0.3775062481572293,0.3256412660128702,0.30480806954326745,0.2939757271731694,0.2917148526607827,0.28343330686790214,0.24356205814529183,0.23690206946082526,0.2347070495560384,0.22041869044107562,0.21360783835325486,0.20762066235449164,0.20034138856428224,0.18166308060638825,0.17171616461643274,0.166036623485008,0.16236698945428946,0.1610924441361888,0.15568561026535302,0.15351279786247712],"twin_dists":[0.1052729015655181,0.11900680092703644,0.14606601737459318,0.14894167705814312,0.17917328316832198,0.18128246970211073,0.19454824649142619,0.20019830841055766,0.20322415792633552,0.2038639364515081,0.2062330332915503,0.21828061220462275,0.2204126117047265,0.22112382610089235,0.2258641232783455,0.22819605106253962,0.23028783648044487,0.23288725894362472,0.23987093625395922,0.24379848157024145,0.2461145104628152,0.2476414724207068,0.24817766661173488,0.2504872253276736,0.25143186482584734],"n_dims_used":42,"mean_confidence":0.8739585876464844},"coverage":{"mean_confidence":0.8739585876464844,"n_dims_used":42,"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}}