{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960011549},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003485","466:4660013028","490:4900002026","496:4960005276","466:4660011030","490:4900002632","490:4900001294","496:4960005124","470:4700007125","466:4660014235","490:4900003088","466:4660005116","490:4900003078","496:4960000289","490:4900001203","470:4700004922","490:4900002911","487:4870004699","466:4660014091","496:4960006243","466:4660000016","496:4960005121","487:4870006007","496:4960007149","496:4960011729"],"twin_admin_codes":[490,466,490,496,466,490,490,496,470,466,490,466,490,496,490,470,490,487,466,496,466,496,487,496,496],"twin_sims":[0.5213527238300414,0.5136763893519833,0.46482134530955843,0.4470655438583388,0.44422257925932046,0.40084537507502616,0.39039374210422184,0.3870707216205824,0.3708708161014272,0.36403867932783185,0.3614346920748703,0.35995202716759744,0.3436640726976409,0.33852818268047996,0.3370562482501382,0.33170123348640873,0.3296257038710563,0.3248600347276621,0.3228762624306931,0.3162056914518859,0.3139566835909462,0.31284474917793315,0.30935762837676173,0.30837004744405433,0.3040336053388963],"twin_dists":[0.14823094226066785,0.149909345481949,0.16076154997817574,0.16479737456580465,0.16544903953883885,0.17561216169145913,0.17813169692651207,0.1789393190364068,0.18292502094892732,0.18463156960213933,0.18528623846759917,0.1856600667121015,0.18982040552162988,0.19115371003583004,0.19153783129094756,0.1929430187691551,0.19349097580406535,0.19475638372636356,0.1952861577389592,0.1970810451552837,0.19769100554605654,0.19799349364514543,0.19894612114227214,0.19921702963890306,0.20041253934907546],"n_dims_used":45,"mean_confidence":0.917179192437066},"coverage":{"mean_confidence":0.917179192437066,"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}}