{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010338},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010337","490:4900010509","490:4900010931","490:4900010153","490:4900011090","490:4900010336","490:4900011158","490:4900011009","490:4900009334","490:4900011004","490:4900010850","490:4900011515","490:4900010930","490:4900011007","490:4900011159","490:4900008343","490:4900010254","490:4900010134","490:4900011234","490:4900010218","490:4900008342","490:4900010766","490:4900010934","490:4900010496","490:4900011245"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.404114983790185,0.2228490102209238,0.19676217992366088,0.19167446353017956,0.1693037682410012,0.16656441504131594,0.1492581523654842,0.13444796609439877,0.13189526186571993,0.12346378196519807,0.11506141075015928,0.11357181766060775,0.09929830954282998,0.09565005482053454,0.09461371703154096,0.0938051875456353,0.09237516677956005,0.08852810919781183,0.08460136817242833,0.08458871946879981,0.07952331316014521,0.07361387564870557,0.07333776172641862,0.07312984195024862,0.07185241954367448],"twin_dists":[0.17483014715185946,0.2250437309894643,0.23418926986166047,0.23606858306795644,0.24477538940746246,0.24589690404145675,0.25331038468082645,0.2601757826932906,0.26141557641501734,0.2656438063527559,0.27008206297034165,0.27089463817789766,0.2791320741391652,0.28138493903598083,0.2820372028726457,0.28255000604431385,0.2834655860940467,0.2859855767778007,0.2886490700557589,0.28865780725128243,0.2922438618159763,0.2966670889373696,0.2968806717983335,0.2970419339100176,0.298040923912861],"n_dims_used":45,"mean_confidence":0.893671162923177},"coverage":{"mean_confidence":0.893671162923177,"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}}