{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700005025},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660001761","470:4700004520","493:4930006586","466:4660011570","470:4700004177","496:4960000162","466:4660002983","496:4960000129","493:4930003095","470:4700005030","470:4700005014","470:4700004175","493:4930003265","496:4960000144","466:4660001163","481:4810002045","470:4700003827","481:4810001961","496:4960012309","469:4690005834","487:4870006651","466:4660000425","466:4660003160","470:4700004652","466:4660000885"],"twin_admin_codes":[466,470,493,466,470,496,466,496,493,470,470,470,493,496,466,481,470,481,496,469,487,466,466,470,466],"twin_sims":[0.5401172195997284,0.5196334315694362,0.5141027954643299,0.47243083482497844,0.45719556069206774,0.43873456886839607,0.4220278506706726,0.41824758609644386,0.4150060444260276,0.4125891646100543,0.40607704763224234,0.4050198491445692,0.39096675881711346,0.38806467678150025,0.3829415865689834,0.37979652080847986,0.37847037671394695,0.37637088874731073,0.3709594119722338,0.3642444024862828,0.35567912568167975,0.3490429656705321,0.3489011896133351,0.3480598900889662,0.3476604251628019],"twin_dists":[0.1441512137558085,0.14860634235973305,0.14981595386180907,0.15904868182059093,0.16248788650919244,0.16671156588898556,0.17059437541564018,0.17148171207732635,0.172245320271785,0.17281633761699408,0.17436223002131265,0.17461422715069863,0.1779927586846571,0.17869740836207307,0.17994744737364268,0.18071881057537711,0.18104498630446195,0.18156250945467112,0.18290299474379834,0.18457994990947063,0.1867418358708558,0.18843532763442003,0.18847169029777194,0.1886876263569083,0.18879025301645724],"n_dims_used":43,"mean_confidence":0.9116269488667332},"coverage":{"mean_confidence":0.9116269488667332,"n_dims_used":43,"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}}