{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980004768},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980004612","498:4980003951","498:4980004620","498:4980002759","498:4980004380","500:5000011499","498:4980003620","468:4680008806","498:4980004764","498:4980003840","498:4980003861","498:4980000545","498:4980002317","498:4980004007","498:4980004661","498:4980001406","498:4980002619","498:4980004019","498:4980001502","498:4980004659","484:4840003149","498:4980004610","498:4980003200","498:4980004527","498:4980004662"],"twin_admin_codes":[498,498,498,498,498,500,498,468,498,498,498,498,498,498,498,498,498,498,498,498,484,498,498,498,498],"twin_sims":[0.6065259377492067,0.5256511399888729,0.43840172983709075,0.42083163898788406,0.3543323520720759,0.3493145009211183,0.3456319116313069,0.3453565267628896,0.3426757874925094,0.32657404000242646,0.3121234789138921,0.3060105344013264,0.3002150340607638,0.29491157498891096,0.2907916216535034,0.2894473603638536,0.27985662586986343,0.27641050205887274,0.2713360595651019,0.2680360851822887,0.26792537853351045,0.2651505921400432,0.26049961598183413,0.2591598996961226,0.2573395611709237],"twin_dists":[0.1298754984008067,0.14729364644594592,0.1667883337009329,0.17087479564079672,0.18708418395826787,0.18836570602529923,0.18931236150213235,0.18938336611985843,0.19007613789765826,0.194300097127042,0.19819003391600873,0.1998663082916863,0.20147349144427285,0.20296018589737702,0.2041260371523483,0.2045085536087795,0.20726909111164432,0.20827496525582506,0.2097701869589298,0.21075181382248323,0.21078487455335398,0.2116163069285313,0.21302218265774528,0.2134300624534547,0.21398640275477013],"n_dims_used":45,"mean_confidence":0.9346584743923612},"coverage":{"mean_confidence":0.9346584743923612,"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}}