{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930000968},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930002916","493:4930001190","493:4930000424","493:4930001472","496:4960012594","493:4930001929","493:4930001099","493:4930000869","488:4880002637","469:4690003042","493:4930003297","493:4930000370","493:4930001477","470:4700001594","496:4960012579","469:4690002429","493:4930002109","493:4930002737","470:4700001113","470:4700000982","466:4660000299","493:4930002075","493:4930003087","469:4690003143","469:4690005198"],"twin_admin_codes":[493,493,493,493,496,493,493,493,488,469,493,493,493,470,496,469,493,493,470,470,466,493,493,469,469],"twin_sims":[0.6833345464107471,0.6219013890814529,0.600481426004943,0.5656884568679965,0.5386407137337692,0.5276350620141954,0.5232509641376342,0.520342416610871,0.5127042552745521,0.5088148933408743,0.49356639482216746,0.4887768136465988,0.48485094817682456,0.48425440784016005,0.4827536714584014,0.4703308485783665,0.4678665546262096,0.465932830256958,0.4650528741129744,0.4648048431126573,0.4593836605028218,0.45681050280186336,0.4497562665304471,0.4487435999715348,0.44214350631644866],"twin_dists":[0.11333671395902349,0.1265824923207474,0.13116983338267277,0.1386329435045317,0.1444711689178203,0.1468616205574034,0.14781680334734484,0.1484515032939144,0.15012233508910713,0.15097550198082585,0.15433744307671665,0.15539951124525597,0.15627239186057676,0.15640521684623587,0.15673959440352678,0.15952043979607525,0.16007494607266481,0.1605107640403296,0.16070929268335601,0.1607652749576738,0.16199150166252518,0.16257532785512524,0.16418205174212558,0.1644134684339192,0.16592661771633727],"n_dims_used":45,"mean_confidence":0.9218463473849826},"coverage":{"mean_confidence":0.9218463473849826,"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}}