{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000170},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000131","470:4700001090","489:4890000171","489:4890000303","481:4810005936","489:4890000647","489:4890000102","489:4890000426","489:4890000480","470:4700001087","489:4890000777","481:4810005938","489:4890000424","489:4890001192","489:4890000504","489:4890000302","489:4890000603","489:4890000396","481:4810005753","481:4810006000","485:4850003661","485:4850003248","481:4810005814","481:4810005470","470:4700000955"],"twin_admin_codes":[489,470,489,489,481,489,489,489,489,470,489,481,489,489,489,489,489,489,481,481,485,485,481,481,470],"twin_sims":[0.7548090291730757,0.6917393306025788,0.6584251534101547,0.5068563966695047,0.4559107442397942,0.4513571888425158,0.4482430842970805,0.4447527627146013,0.4352806244347342,0.39914508119857234,0.39040611507706585,0.36219355154131755,0.3555281760641189,0.35516445613718617,0.35356064048453306,0.35299738268317815,0.3431284408903215,0.3384218813598559,0.33277191284822427,0.3289859372073176,0.31084206698229333,0.3087259015230033,0.30804514934922295,0.3025472332086762,0.299350539580173],"twin_dists":[0.09741287900386414,0.11150253587723612,0.11873460986770148,0.1514057540983852,0.16277975476142664,0.16381660267190729,0.16452791977724512,0.16532739023273013,0.16750932672852648,0.17601997271915204,0.178128695867912,0.18509520719573844,0.18678017368105465,0.18687258492379608,0.18728065575222616,0.18742419737139876,0.18995895893024312,0.1911814206089886,0.19266108414771915,0.19366026115295373,0.19853984866622518,0.1991193560813977,0.19930626312119923,0.2008245859246085,0.20171477384068703],"n_dims_used":45,"mean_confidence":0.9145115322536892},"coverage":{"mean_confidence":0.9145115322536892,"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}}