{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000968},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001145","480:4800000971","480:4800001005","480:4800000824","480:4800001144","480:4800000930","480:4800000925","480:4800000825","480:4800000977","480:4800000755","480:4800000976","480:4800001036","480:4800001037","480:4800001095","480:4800001009","480:4800000926","480:4800000928","480:4800000975","480:4800000915","480:4800000953","480:4800000793","480:4800000711","480:4800000848","480:4800000748","494:4940000242"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,494],"twin_sims":[0.7685223057350227,0.6203354259328541,0.5113601132315005,0.467897400216176,0.46536778831159575,0.4068991037171324,0.40140471976782877,0.37550618466631536,0.366175869151868,0.35144379007783455,0.33271025607158555,0.33071444365834335,0.3281871865079596,0.3085915391708834,0.3037121022590187,0.26339248626272915,0.25296875191096985,0.24176593718787304,0.2339099373584605,0.2177874836807756,0.21075986410343742,0.2057430207125757,0.20476017020604143,0.19838848527661151,0.19238533923762985],"twin_dists":[0.09424373136582562,0.12691800291895652,0.15041699735595443,0.1600679991811554,0.16063822933926722,0.174166484014934,0.17547817593850054,0.18177606803730847,0.18409602468714187,0.18782073642360286,0.19267730634949032,0.19320330438169797,0.193871868937116,0.19915622777263828,0.20050156591581594,0.212145911454383,0.21533247240501419,0.2188518236096284,0.22138317796915463,0.22675918394687652,0.2291860364545245,0.2309522890406544,0.23130175005029724,0.2335956570218939,0.23580392915521425],"n_dims_used":43,"mean_confidence":0.9148146163585574},"coverage":{"mean_confidence":0.9148146163585574,"n_dims_used":43,"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}}