{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002798},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002650","490:4900001898","480:4800003750","480:4800005322","494:4940003358","485:4850004542","485:4850004609","485:4850004477","485:4850004677","490:4900002797","490:4900001625","490:4900002059","485:4850004001","496:4960011738","485:4850004140","490:4900004309","490:4900002941","485:4850004208","490:4900002953","470:4700004065","489:4890001710","494:4940003165","480:4800003899","481:4810003354","493:4930001818"],"twin_admin_codes":[490,490,480,480,494,485,485,485,485,490,490,490,485,496,485,490,490,485,490,470,489,494,480,481,493],"twin_sims":[0.20305911793892123,0.15445332948428933,0.13069601460186223,0.12445478216951592,0.12232139321890993,0.12004873975215248,0.11020270604536576,0.10381652701126781,0.08850470841623538,0.07079663875464844,0.045066138065606616,0.04334351346105833,0.04189953997694712,0.041675476654365065,0.038363423861446505,0.03799636772419005,0.03521865998788715,0.03513172816291668,0.033441318856234345,0.029060247053947483,0.028133783748500053,0.02653797121376488,0.02601752348021652,0.025148626161021315,0.02405012833698379],"twin_dists":[0.23190929887918937,0.251021770754679,0.2620042695341867,0.2651356930651417,0.2662334066019984,0.26741894630390867,0.27276325202989615,0.2764301565300157,0.2860011686512939,0.2988775000577327,0.323365260087012,0.32539187610839065,0.3271435182116154,0.32741986302545184,0.3316583896008305,0.33214697223668976,0.33598001344166084,0.3361040633927805,0.3385697634359535,0.34549465467069257,0.34707285118569914,0.3498992570575372,0.3508527478968464,0.35248194308397207,0.35461276607232495],"n_dims_used":45,"mean_confidence":0.9173104180230035},"coverage":{"mean_confidence":0.9173104180230035,"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}}