{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004412},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004134","489:4890004190","489:4890004558","489:4890003844","489:4890004600","489:4890003703","489:4890003964","489:4890004136","489:4890004683","489:4890004152","489:4890004511","489:4890003959","489:4890004630","489:4890004643","489:4890004189","489:4890004075","489:4890003660","489:4890003768","489:4890004446","489:4890003889","489:4890003907","489:4890004013","489:4890003708","489:4890003846","489:4890004091"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9342648093795259,0.9105537702608764,0.8814610242959182,0.8787457177981994,0.870628573858422,0.8697149788444481,0.8672506638358309,0.8642449999934696,0.8489262054105369,0.8250920548120307,0.8221725430234996,0.8197422477043551,0.8100063258508649,0.8064079982642357,0.8025868876358957,0.7982565467801885,0.7927578236484835,0.790271124715057,0.7808020591902216,0.7628507546487282,0.7624719129792205,0.7621253660420401,0.7616769850861652,0.7583342390144997,0.7423053880014064],"twin_dists":[0.0478937099670428,0.05622300180583292,0.06524160382198495,0.06603442959750935,0.06836379581870473,0.06862234895611033,0.06931629708658513,0.07015602595520778,0.07433156486736586,0.08053481609733179,0.0812738311416655,0.0818859044532084,0.08431109650933981,0.08519716144061387,0.08613237588473355,0.08718540130588041,0.08851258300442812,0.0891092692098135,0.09136254455786091,0.09556024453955046,0.09564788352882535,0.09572801947381933,0.09583165821221612,0.09660270785876346,0.10026353257361767],"n_dims_used":45,"mean_confidence":0.9203544616699219},"coverage":{"mean_confidence":0.9203544616699219,"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}}