{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980001512},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980001511","498:4980002391","498:4980001790","498:4980001414","498:4980001410","498:4980001415","498:4980002390","498:4980001604","498:4980003437","498:4980001507","498:4980003368","498:4980001504","500:5000007139","498:4980001508","498:4980002622","498:4980001412","498:4980002822","500:5000005586","500:5000005258","498:4980003067","498:4980003318","498:4980003078","500:5000006052","498:4980002685","498:4980002612"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,500,498,498,498,498,500,500,498,498,498,500,498,498],"twin_sims":[0.7674345295619724,0.6777834330893896,0.6506369382996651,0.599910035594071,0.5226658155846516,0.5219901514192834,0.5173495346062026,0.5131188899824131,0.4874433203212412,0.48273658593186186,0.47738278411227253,0.47588516020157806,0.4710882215298265,0.47078978947633265,0.4706809116079231,0.4658884032166451,0.4567482326383529,0.4511807796648743,0.45065609622349556,0.4470026029154923,0.4430432470699511,0.4417019792401642,0.4336843280224797,0.4265880736428625,0.4078292754184842],"twin_dists":[0.0944968959160412,0.11454421200985092,0.12041312103457837,0.13129219671138562,0.147944428268782,0.14809183605564816,0.1491054764059776,0.15003147838029282,0.1556957607470519,0.15674340308071258,0.15793897805731855,0.15827418721098346,0.15935021609787522,0.15941727932949193,0.1594417497688337,0.16052078420249224,0.16258947105540048,0.16385684861677918,0.16397658437257737,0.16481178479985178,0.16571983465378892,0.16602815132006637,0.1678788754189139,0.16952839049111929,0.17394520534920707],"n_dims_used":45,"mean_confidence":0.9237278408474392},"coverage":{"mean_confidence":0.9237278408474392,"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}}