{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013246},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012538","490:4900012992","490:4900012830","490:4900013208","490:4900013037","490:4900012415","490:4900012888","490:4900012763","490:4900013273","490:4900013178","487:4870001280","490:4900012762","490:4900013069","490:4900013096","490:4900012486","490:4900012890","490:4900012276","490:4900012416","490:4900013068","490:4900012480","490:4900013002","490:4900012885","490:4900012765","490:4900012273","490:4900012553"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,487,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.45744157703912225,0.427044578561017,0.4127013756381409,0.3604124567185873,0.3513035216508721,0.34263087283330207,0.31472055643435487,0.3102667483699492,0.2972196413415649,0.2954706237463289,0.2803111632643397,0.2582256410465547,0.250973634843185,0.2495751805947871,0.24663320616751147,0.24090941333434235,0.23242677687891125,0.23020457534229063,0.2154357003151317,0.20736147060303906,0.20460473047203653,0.2022157072551031,0.19700314115954606,0.19268429562166342,0.1880901344117969],"twin_dists":[0.16243203351105115,0.16942194038353967,0.17278979431665206,0.185543893488972,0.18785658347562226,0.1900877695110179,0.19748355611418134,0.19869717405754564,0.2023112613414973,0.20280273255279183,0.20713698188402022,0.2137152859596301,0.2159518190762162,0.21638781816781874,0.21731017750894255,0.21912518751198404,0.2218672929016226,0.22259645328328884,0.2275653627446582,0.2303793135563615,0.23135712307537173,0.23221182748360714,0.23410110364105458,0.23569283336187938,0.23741354623629402],"n_dims_used":45,"mean_confidence":0.9051968892415364},"coverage":{"mean_confidence":0.9051968892415364,"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}}