{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007215},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006975","490:4900005471","490:4900006119","490:4900005995","490:4900007587","490:4900006372","490:4900006249","490:4900006257","490:4900006000","490:4900007582","490:4900007464","490:4900007586","490:4900005342","490:4900008163","490:4900006255","490:4900007585","490:4900005467","490:4900006120","490:4900006252","490:4900006853","490:4900006497","490:4900006007","490:4900007932","490:4900008149","490:4900005613"],"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":[0.41075837637452406,0.3569814625229106,0.3369034918040188,0.21406755250065654,0.20507919433077668,0.16854497591164885,0.16727763784901054,0.15910692457960376,0.10776771976859041,0.10565069319933432,0.09374371788033599,0.08355551779357798,0.07823890691215794,0.07744498774881685,0.07676264151000128,0.07436871766699647,0.07095266987854568,0.06632340097844612,0.06316704493786061,0.05808436804572268,0.05658192610260046,0.05557782199683368,0.0548416144798179,0.05404821098919784,0.051982734522725595],"twin_dists":[0.17324985263558101,0.18641141953058954,0.19157774696533697,0.2280370885821136,0.23118819267796198,0.2450847300283015,0.24560363344147618,0.24901913657868704,0.2741414545350503,0.27535945634787146,0.2825891350332731,0.2893750459946993,0.2931821681562248,0.2937683637438701,0.29427605458356537,0.29608648135239146,0.29875323036474416,0.3025385684852187,0.3052449750658507,0.3098457266532418,0.31126911221466613,0.31223787997144137,0.3129574169824727,0.3137418628488524,0.3158297408188158],"n_dims_used":45,"mean_confidence":0.9339918348524305},"coverage":{"mean_confidence":0.9339918348524305,"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}}