{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001287},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001522","480:4800001689","480:4800001336","480:4800001459","480:4800001736","480:4800001351","480:4800001737","480:4800001577","480:4800001897","480:4800001407","480:4800001337","480:4800001273","480:4800002075","480:4800002120","480:4800002021","480:4800001953","480:4800002016","480:4800002074","480:4800001914","480:4800001406","480:4800002389","480:4800002484","480:4800001675","480:4800002435","480:4800001727"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7800533556314061,0.5497241419122683,0.4772176245403814,0.371131831109609,0.36514921637833886,0.3361283867935304,0.33046616162240944,0.2772452703256596,0.26661279570816465,0.2606841619448026,0.2550975939206923,0.25029040089083515,0.2421724073652008,0.24042144423144043,0.23200143440398113,0.23152639518061036,0.2213396361586799,0.2151178585604889,0.20028772423113322,0.1949816401180014,0.19050027133044703,0.18865802660311978,0.18752442795661134,0.1760456404017056,0.16861934814604262],"twin_dists":[0.09153948878792698,0.14207327310216428,0.15797592850475792,0.18286013634653672,0.18435309005125775,0.1917804349702023,0.1932688607182411,0.20803060988742747,0.21117750395323048,0.2129661006300903,0.21467503078347636,0.21616463790045456,0.21872231614821497,0.21928120725983846,0.22200650226890875,0.2221621753649904,0.22555253578378726,0.2276747712250927,0.2329066614172703,0.23484308865797332,0.23650722967886323,0.2371992654106351,0.23762745354854112,0.24206960023335392,0.24505436612781065],"n_dims_used":43,"mean_confidence":0.9206959036893623},"coverage":{"mean_confidence":0.9206959036893623,"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}}