{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009839},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009733","490:4900009637","490:4900009835","490:4900009734","490:4900008448","490:4900010047","490:4900010913","490:4900012180","490:4900010576","491:4910005409","490:4900010398","490:4900010689","490:4900009218","490:4900009342","490:4900009535","490:4900011954","490:4900012052","490:4900008669","490:4900010231","490:4900010485","491:4910005709","490:4900009428","490:4900010839","490:4900010321","491:4910005302"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,491,490,490,490,491],"twin_sims":[0.202765088819212,0.17099816010765365,0.16808354166747455,0.15783030778678236,0.14299492294256033,0.1247654676865858,0.09029720746298885,0.08922399134843362,0.0889173651243534,0.06793271779859718,0.06359120359568872,0.06295652828900926,0.05035920685099354,0.050175038001543375,0.044669260307289814,0.04111853947567822,0.040710176718454096,0.03942038319528876,0.03672943733433038,0.03497812418639562,0.03458108762634508,0.034072901905101816,0.03348220930512833,0.03284383510881889,0.031228012738579874],"twin_dists":[0.23201466799737816,0.24408820543205317,0.24527333517933628,0.2495642157045921,0.2561489824895477,0.26497702944363755,0.2848161864428241,0.2855234003398131,0.28572669518505517,0.30119892943861354,0.3048749371622794,0.30542938681252385,0.3175198185922876,0.3177143888469668,0.32382633406600564,0.3281122159738157,0.3286249121864988,0.33027326018758985,0.3338646813679402,0.3363238929189854,0.3368959394362828,0.33763634479603727,0.33850887824492104,0.33946672989564564,0.34196422294821016],"n_dims_used":45,"mean_confidence":0.8887537638346354},"coverage":{"mean_confidence":0.8887537638346354,"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}}