{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003797},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003796","479:4790000974","489:4890003919","470:4700007699","479:4790001632","479:4790000838","489:4890003979","489:4890003916","470:4700007793","489:4890004108","470:4700007904","489:4890003980","489:4890003610","479:4790002624","479:4790001556","489:4890002182","479:4790002881","489:4890004107","470:4700007702","479:4790001052","479:4790002797","470:4700008078","489:4890003731","479:4790002036","489:4890003070"],"twin_admin_codes":[489,479,489,470,479,479,489,489,470,489,470,489,489,479,479,489,479,489,470,479,479,470,489,479,489],"twin_sims":[0.7768405797596784,0.7435129136132512,0.6967987950790673,0.6800968833884871,0.6797275930403694,0.6429236649074617,0.6416325282081371,0.6390733422548827,0.6255598938915821,0.5961973110465575,0.593223766845261,0.5691899783965355,0.559989822710835,0.5598688786586382,0.5492565451700724,0.5457486640912239,0.5402966302468306,0.5191260450971926,0.5154801319076572,0.49275827293316676,0.49191086746560014,0.4898888562454814,0.48458649845046925,0.4818834526328443,0.4762279978319963],"twin_dists":[0.09229684180495952,0.09998971655244268,0.11039462557439336,0.11404133936806944,0.11412164529657015,0.1220722465361926,0.12234969782956633,0.12289943262756677,0.12579846915856716,0.13208734770845754,0.13272430492863288,0.13788010662475073,0.13985940696401425,0.13988545451243153,0.14217426636702615,0.1429323733802768,0.14411234720418709,0.14871718384290208,0.14951442015915195,0.15451642604654572,0.15470420212597527,0.15515264575110294,0.15633126768034988,0.15693363600364169,0.15819742051189084],"n_dims_used":45,"mean_confidence":0.917332034640842},"coverage":{"mean_confidence":0.917332034640842,"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}}