{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980002318},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980001976","498:4980002155","498:4980002620","498:4980003505","498:4980002397","498:4980002137","498:4980002393","498:4980002888","498:4980004286","498:4980002149","498:4980001900","498:4980003137","498:4980002404","498:4980002894","498:4980001973","498:4980002760","498:4980001691","498:4980002961","498:4980002758","498:4980001426","498:4980001714","498:4980000665","498:4980002938","498:4980002826","498:4980004754"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498],"twin_sims":[0.7479388019065021,0.6317635656732835,0.5805452609484592,0.569375273598206,0.5605733921660475,0.5450407224786866,0.5327760314033103,0.4840783178333361,0.46918858732378543,0.46539679887981594,0.4608606259868157,0.4554933431382317,0.4462652256398774,0.4324362615206639,0.4296510258088811,0.4213926501007127,0.40413892631676807,0.40237884766315696,0.4015542835776571,0.40014167281997165,0.39923783023450665,0.396076497709399,0.3958904569864097,0.38965900858835417,0.38032706065152533],"twin_dists":[0.0989834670933708,0.12446829094587833,0.1354420314166314,0.13784028260888728,0.1397337352904826,0.1430854719562127,0.1457437292491349,0.1564444345456752,0.15977734427152132,0.16063168367069286,0.16165692027403036,0.1628746388501623,0.1649806635988588,0.16816818794923274,0.1688150499056665,0.17074323964105695,0.1748244311728075,0.1752450340845562,0.1754423636522305,0.17578084733704966,0.17599770676137533,0.17675797583640968,0.1768028033413486,0.1783099861957266,0.18058847444152182],"n_dims_used":44,"mean_confidence":0.924111626364968},"coverage":{"mean_confidence":0.924111626364968,"n_dims_used":44,"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}}