{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001670},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002017","480:4800001744","480:4800001622","480:4800001398","480:4800001784","480:4800001616","470:4700004375","480:4800001576","480:4800001619","480:4800002066","480:4800001956","496:4960008811","480:4800004085","480:4800002050","480:4800001678","480:4800001726","480:4800001340","466:4660002626","480:4800001839","496:4960009711","480:4800001449","480:4800002128","480:4800001743","466:4660001834","466:4660002533"],"twin_admin_codes":[480,480,480,480,480,480,470,480,480,480,480,496,480,480,480,480,480,466,480,496,480,480,480,466,466],"twin_sims":[0.40988923274733197,0.39514132040232697,0.35909062378876294,0.2990888431743276,0.2654528194894862,0.25179004985381137,0.20296581244705744,0.19501794576266418,0.18040678144500327,0.17808781995971348,0.17023583430890038,0.16084591388070274,0.16031365156573749,0.15773299675064875,0.15518687488631766,0.1487067820700023,0.14789254171415625,0.14498879420769165,0.14478895539408368,0.14419366959361948,0.1383789094815991,0.1331360018083642,0.13066784518967714,0.13050051255208908,0.13048154903079015],"twin_dists":[0.17345595433455285,0.17698341009416338,0.18587761563767624,0.20178789429686642,0.2115254860846594,0.21569800039557402,0.23194272475087332,0.23482971586018137,0.24035842142992808,0.24126460756292772,0.24439676962228093,0.2482817356472175,0.24850681795394153,0.24960589637780012,0.25070319520753787,0.2535567004955912,0.25392168438290275,0.2552355083607386,0.2553266409993138,0.2555986634050489,0.25830070913851044,0.2608107430275252,0.26201814635785314,0.2621006243590975,0.2621099764821276],"n_dims_used":43,"mean_confidence":0.9190563822901526},"coverage":{"mean_confidence":0.9190563822901526,"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}}