{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930004292},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930005366","493:4930005002","496:4960000281","496:4960000342","496:4960000578","496:4960000806","493:4930005582","496:4960000341","496:4960000802","496:4960000173","493:4930005478","496:4960000988","496:4960000514","496:4960000402","493:4930005684","496:4960008614","496:4960001922","493:4930005484","493:4930005126","493:4930005258","496:4960000280","496:4960000804","496:4960001339","493:4930004299","496:4960007960"],"twin_admin_codes":[493,493,496,496,496,496,493,496,496,496,493,496,496,496,493,496,496,493,493,493,496,496,496,493,496],"twin_sims":[0.4912260291614588,0.4753544503525551,0.4507667632233946,0.4466098296143177,0.40017112465457955,0.3769291501245299,0.37521495259066484,0.37031224472779817,0.3677911341246032,0.36368472652397016,0.3619031326863368,0.3559622307072343,0.344144024915464,0.3433900661190886,0.34257525795237564,0.3208770352350867,0.3058100760900975,0.30216226180170475,0.2993918966524563,0.2940373816204917,0.2934812715075717,0.289684945364515,0.2820058823863746,0.27425003750646265,0.2707141057004397],"twin_dists":[0.15485602480317,0.15839305708621906,0.16395132521427924,0.16490172704472675,0.17577378469085553,0.1814247612457891,0.18184804865805185,0.18306394996407457,0.1836923070923022,0.18472041732301486,0.1851682916580519,0.18666995620028742,0.18969635245202807,0.18989126921536387,0.19010217330270743,0.19582189888409554,0.19992160229144443,0.2009314980507828,0.2017032217081228,0.20320675195128576,0.20336382837215156,0.20444087065026276,0.2066455613323685,0.2089094847783203,0.2099546298476809],"n_dims_used":45,"mean_confidence":0.9263949924045138},"coverage":{"mean_confidence":0.9263949924045138,"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}}