{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001146},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001681","490:4900003848","490:4900003444","490:4900001832","490:4900003987","490:4900001824","490:4900005891","490:4900003445","490:4900002138","490:4900001976","490:4900001973","490:4900007497","490:4900001050","490:4900002741","490:4900006752","490:4900003447","490:4900002003","490:4900001279","490:4900007483","490:4900004553","490:4900004135","490:4900001680","490:4900000556","490:4900003726","490:4900003575"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6067383955001653,0.5302323824402201,0.49262407731536545,0.4594730033033576,0.4217555146753681,0.4167662635667355,0.39293707373464604,0.36559978104065693,0.3290946894586952,0.32108651895443285,0.30877428219803194,0.3016112347223883,0.3016075710216208,0.2955688191333008,0.2881558313987988,0.2874819896635129,0.28590687872818843,0.2811959963335163,0.276487982030311,0.2734196982618537,0.27167887655985296,0.2699790694701147,0.2681171688551785,0.26588387443318534,0.26101441442700174],"twin_dists":[0.12983000549440168,0.14629655240777165,0.15454615603993127,0.16197125169197252,0.1706581879309986,0.17183035032151767,0.17751574431359038,0.18424022767757378,0.19363147201828257,0.19576567527763652,0.19910608172363026,0.20108466433886749,0.2010856832651391,0.2027750944578035,0.20487706455426352,0.205069723411306,0.20552112325237673,0.20688018145511863,0.20825226617143364,0.20915416700761358,0.20966863467746374,0.2101729453733642,0.21072760488208264,0.2113960632864201,0.2128658017726518],"n_dims_used":45,"mean_confidence":0.9198634677463108},"coverage":{"mean_confidence":0.9198634677463108,"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}}