{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003947},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700008599","480:4800004098","480:4800004759","469:4690001832","485:4850000798","485:4850004399","470:4700005833","496:4960003542","478:4780003286","481:4810004028","500:5000003621","488:4880006091","480:4800003946","488:4880000537","480:4800004346","493:4930002599","470:4700008892","480:4800004412","493:4930000544","466:4660011734","480:4800004024","485:4850001717","480:4800004023","481:4810002501","488:4880000623"],"twin_admin_codes":[470,480,480,469,485,485,470,496,478,481,500,488,480,488,480,493,470,480,493,466,480,485,480,481,488],"twin_sims":[0.2456166479803093,0.2242064727117789,0.17225236587024634,0.1668304503038511,0.1506246624959848,0.13700044398170783,0.13694786637343145,0.13494652761166023,0.12076818813190904,0.11884544237230962,0.11715689707076339,0.11437330681504711,0.11358849921607399,0.11263846520337492,0.10974964250638897,0.10847653533842355,0.10589804017102054,0.10570369746631932,0.10558691794811924,0.10147129076360312,0.10017493610697428,0.0995206292321598,0.09839953308199895,0.09735219561403709,0.09700666604132505],"twin_dists":[0.2176305276304572,0.22458809461541984,0.24358268307693565,0.24578740716680342,0.2527027953522007,0.2589536467399444,0.2589786482878335,0.2599357105513641,0.26704180353424745,0.2680536069055223,0.26895255007732527,0.2704564124896051,0.27088549307306425,0.2714079742508638,0.27301788831100254,0.27373779700789325,0.27521617585606245,0.27532873066874025,0.27539644167553673,0.2778208886243526,0.2786004380061464,0.27899690004390365,0.27968097498011407,0.2803255889966678,0.28053944953136023],"n_dims_used":43,"mean_confidence":0.9206546517305596},"coverage":{"mean_confidence":0.9206546517305596,"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}}