{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004598},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004463","489:4890003702","489:4890004360","489:4890004312","489:4890004364","489:4890004597","489:4890004853","489:4890004295","489:4890004854","489:4890004294","489:4890004397","489:4890004594","489:4890004077","489:4890004311","489:4890004361","489:4890003885","489:4890004355","489:4890004678","489:4890004595","489:4890004346","489:4890004732","489:4890004722","489:4890004639","489:4890004413","489:4890004249"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9714425229385729,0.9310737755905547,0.909648510297204,0.9069266406875174,0.8979507732675127,0.8910340076397746,0.8848825815264133,0.882691416026522,0.8760795404327215,0.8573977466378359,0.8551227116171871,0.8478998046964152,0.8437264418454414,0.8424519196043966,0.8419960168125292,0.8414227308042455,0.8411777667267122,0.8366218290703447,0.8345403991634066,0.8314731791808178,0.8297818928474135,0.8249881117407641,0.8238194124450179,0.8204665944830518,0.8187442832664709],"twin_dists":[0.03126344912920252,0.04908388389342446,0.05652062677988846,0.05740796507820849,0.060259531352082604,0.06238645991696304,0.06423217659182898,0.06487997275631224,0.06680610130124705,0.07204308913159356,0.07266249450387939,0.07460558617043989,0.07571291816875263,0.07604895663209531,0.07616892222036548,0.0763196001787904,0.07638392521103438,0.07757391878847346,0.0781136742965547,0.0789047606960288,0.0793388334381534,0.08056119844193177,0.08085746785923249,0.08170376701835907,0.0821364443536704],"n_dims_used":45,"mean_confidence":0.9204408433702257},"coverage":{"mean_confidence":0.9204408433702257,"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}}