{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000839},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000837","480:4800000886","480:4800000662","480:4800001035","480:4800000353","480:4800000688","480:4800000960","480:4800000660","480:4800000648","480:4800001140","480:4800000726","480:4800000472","480:4800000548","480:4800000996","480:4800001080","480:4800000546","480:4800000542","480:4800000695","480:4800000654","480:4800000721","480:4800000604","480:4800000340","480:4800000918","480:4800000414","480:4800000440"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5483571200537032,0.5164883559062129,0.5030684464060674,0.40236825024087275,0.3998865732466106,0.3968045989980927,0.3803762447409724,0.37521383385962703,0.3603239525594417,0.3584887059592502,0.34873636405075353,0.34304747680203346,0.3243763126728774,0.3230462738202778,0.31630990459417013,0.3147286542717547,0.3097477992629067,0.30900394657186614,0.3041223545630294,0.3025019661347197,0.28808946104534133,0.28299317523021833,0.2708631715034655,0.26571606918408835,0.26396584422725233],"twin_dists":[0.14236856763457859,0.14929381998710223,0.1522391644969203,0.1752475690360167,0.17584203093118772,0.17658262897631213,0.18057639598290992,0.1818483252152168,0.18556621852231284,0.18602978956436503,0.18851397444456575,0.18997991215712676,0.19488539727095514,0.19524068465766267,0.1970528408657139,0.1974813584692577,0.19883922815704394,0.19904308428015624,0.20038797365631975,0.20083715313692554,0.2048960285997131,0.20636009796228522,0.20991039998613426,0.2114464307044043,0.21197295359442417],"n_dims_used":43,"mean_confidence":0.9144460101460301},"coverage":{"mean_confidence":0.9144460101460301,"n_dims_used":43,"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}}