{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003307},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003445","489:4890002312","489:4890002403","489:4890002160","489:4890003075","489:4890002330","489:4890003228","489:4890002582","489:4890003509","489:4890002240","489:4890002082","466:4660009136","489:4890003047","489:4890002647","489:4890003506","489:4890003229","489:4890002151","489:4890003332","489:4890002825","489:4890002737","489:4890002817","489:4890003444","489:4890002475","489:4890003508","489:4890001998"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,466,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.7528411625585079,0.7372708963331644,0.71368295571151,0.6509477777158368,0.6407409986249544,0.6388483626751552,0.629292367767532,0.6100662356505777,0.6051674073516399,0.603170316250211,0.5973514034971876,0.5930980028965069,0.5879903493544024,0.5867318079524593,0.5810395587721842,0.5630408621043346,0.5577883020435016,0.5569783194121074,0.5520033023965426,0.548019784295499,0.5463606806371044,0.5442615417773478,0.5413785909465282,0.5364273588411572,0.5355230687850956],"twin_dists":[0.09786385403791607,0.10140193571485238,0.10667376108235722,0.12034619605714422,0.12254123640822584,0.12294774755274888,0.12499828262937496,0.12911741704730545,0.13016639669921923,0.13059403434616573,0.13184016185632944,0.13275124736198063,0.1338456932000735,0.1341154475014508,0.1353360006130428,0.13920255985374366,0.14033366861363739,0.14050822575296013,0.14158121160079712,0.14244145544928188,0.14280004736075766,0.14325401711906272,0.14387800824883987,0.14495111386424483,0.1451473122669184],"n_dims_used":45,"mean_confidence":0.9141532897949218},"coverage":{"mean_confidence":0.9141532897949218,"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}}