{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000397},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730003530","477:4770001024","489:4890002608","477:4770000128","473:4730002763","496:4960007210","489:4890002279","489:4890003015","473:4730003691","473:4730004052","473:4730003678","480:4800004690","480:4800005830","489:4890002689","489:4890002522","499:4990000463","473:4730003692","489:4890002609","473:4730004042","473:4730003240","485:4850007128","477:4770000160","473:4730003688","489:4890003264","473:4730003167"],"twin_admin_codes":[473,477,489,477,473,496,489,489,473,473,473,480,480,489,489,499,473,489,473,473,485,477,473,489,473],"twin_sims":[0.44543399734005584,0.3492344296694864,0.3426837720962509,0.33449914463834646,0.324299057069475,0.3225299545015716,0.32058352739450047,0.3205548887301735,0.3185746438412499,0.3151309931359395,0.30859982009011333,0.3075731503967933,0.3054841981197752,0.3038973251571,0.3038940699492866,0.2973669812552557,0.2912841190930826,0.29108822873426066,0.2858010362033932,0.28529008436722525,0.28046913726970685,0.2795777305740608,0.2781445359317943,0.2744598723994054,0.27261496222343107],"twin_dists":[0.16517116406209875,0.18838623333213353,0.1900740701985324,0.19220730477922093,0.19490601201766916,0.19537882632354536,0.19590070842974583,0.19590840033834114,0.19644120236912097,0.1973722094404391,0.19915395505759975,0.19943599449553018,0.20001153651879713,0.20045026966047336,0.20045117101208323,0.2022699368732984,0.20398615809654402,0.2040417779855059,0.20555150936271271,0.20569829266497486,0.20709109790842814,0.20735021527925146,0.20776787651639664,0.20884772316148456,0.20939174058518942],"n_dims_used":45,"mean_confidence":0.9211800469292535},"coverage":{"mean_confidence":0.9211800469292535,"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}}