{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002752},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002897","480:4800002712","480:4800002700","480:4800003233","480:4800003625","480:4800002799","480:4800003282","480:4800002845","480:4800003103","480:4800005248","480:4800002800","480:4800003623","480:4800003699","480:4800002753","480:4800003624","480:4800003108","480:4800003333","480:4800002698","480:4800002749","480:4800002848","480:4800002603","480:4800003332","480:4800003382","480:4800003496","480:4800002847"],"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":[0.4337508061704328,0.21054720089592943,0.1964215160116374,0.19628773061448254,0.18749734371606874,0.18662902127702788,0.1788074339635332,0.17806713250002326,0.1778114123376196,0.1680071794041049,0.15129330402596797,0.14984876145165635,0.14176402425135565,0.13050812179125412,0.1296067606412508,0.12627031592910132,0.12090226553109736,0.11884956336783188,0.11100086294963356,0.10988745522568387,0.10843682045902422,0.10772902576337698,0.10686658214082156,0.10422794676255019,0.1026419370246337],"twin_dists":[0.16786347461251047,0.22926032345271427,0.23431404433729766,0.2343630867155547,0.23763770609832618,0.23796695555763683,0.24098251121476488,0.24127272922542967,0.24137317745729678,0.24530458316055412,0.2524069757057933,0.25304728245032526,0.25671764013662285,0.26209687204572113,0.26254250999653866,0.26421273883950097,0.2669717084597255,0.26805142498018275,0.2723166244226014,0.27294034721683663,0.2737603597553237,0.27416354925234615,0.2746576198995544,0.2761887152688887,0.27712359219590543],"n_dims_used":42,"mean_confidence":0.9110294523693266},"coverage":{"mean_confidence":0.9110294523693266,"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}}