{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850001475},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700005143","485:4850001401","481:4810003317","485:4850003103","485:4850002002","485:4850001925","485:4850001931","481:4810002993","485:4850001684","485:4850001471","485:4850003278","485:4850001036","485:4850001935","481:4810003099","481:4810003625","481:4810003311","481:4810004629","485:4850001834","481:4810004330","485:4850001919","485:4850002010","481:4810004529","485:4850001090","485:4850000938","485:4850003174"],"twin_admin_codes":[470,485,481,485,485,485,485,481,485,485,485,485,485,481,481,481,481,485,481,485,485,481,485,485,485],"twin_sims":[0.3253855457447174,0.324441834972377,0.3213117866516548,0.30810893794503696,0.3052668244569553,0.3011103206057494,0.29957789224526893,0.294948670835667,0.28993146583223345,0.28554743254995146,0.27523199910576135,0.2743939901072873,0.26136976178573035,0.2588109006328954,0.2557510185062274,0.24635496283559236,0.24589650128266072,0.24539729252857836,0.23597880063963533,0.23413252041583635,0.22764833095526676,0.22637244846827362,0.22562180466013623,0.2242997587250445,0.22340892630541445],"twin_dists":[0.19461634548020876,0.19486791555692826,0.19570523830041825,0.19928873927050442,0.2000715571036373,0.20122404255418253,0.2016512797251671,0.20294973257890211,0.20437067715567325,0.20562434342752003,0.20862070866657323,0.2088671114628748,0.21275797044490916,0.21353653382125903,0.21447393493576872,0.21739777636029078,0.21754225190328766,0.21769976545810987,0.2207112353024704,0.22131069915930804,0.22344098755308808,0.22386486391064092,0.22411498516459563,0.2245568504286397,0.2248555700019818],"n_dims_used":45,"mean_confidence":0.9196335686577691},"coverage":{"mean_confidence":0.9196335686577691,"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}}