{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002856},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003410","490:4900003011","490:4900003005","490:4900003155","490:4900002859","490:4900003279","490:4900002568","490:4900003542","490:4900003015","490:4900003676","490:4900004237","490:4900003540","490:4900002403","490:4900003016","490:4900002563","490:4900004522","490:4900002264","490:4900002417","490:4900003001","490:4900003681","490:4900002712","490:4900002109","490:4900001953","490:4900003816","490:4900003412"],"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":[0.22208123225386955,0.21434378947506627,0.19098032306179422,0.18419295405709674,0.18134851844564237,0.18019473570831038,0.17854162044197508,0.14840414633770682,0.1434299239193322,0.14149520416252412,0.13004643501058918,0.12831851313627923,0.12238165287701615,0.11801469915346365,0.1124354773318485,0.1057812562097223,0.09950451927580485,0.09798467141193297,0.09454985902290253,0.0895591251332378,0.0890252632312997,0.08805340991526005,0.08455812378082202,0.08027080465915144,0.07933771004587883],"twin_dists":[0.22530225776799534,0.22794168076264879,0.2363276678664145,0.23889644346949077,0.23999277231886595,0.24044093888929466,0.24108661891999555,0.25369218458919257,0.25594888824818346,0.25684231942374014,0.2623248412796801,0.26318350882166125,0.2662022013360781,0.2684946443886715,0.2715200496808525,0.2752837927548538,0.279006687213202,0.2799356664890102,0.28207757838777386,0.2853018375965644,0.28565509483171436,0.28630250969731796,0.28867894578257053,0.29170337797915397,0.29237869606356565],"n_dims_used":45,"mean_confidence":0.9215665181477865},"coverage":{"mean_confidence":0.9215665181477865,"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}}