{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870004723},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870006619","487:4870006177","487:4870005737","487:4870007060","466:4660013967","487:4870006916","487:4870006162","487:4870007210","487:4870006307","487:4870005880","466:4660013267","466:4660014114","487:4870006310","487:4870006155","487:4870003426","466:4660010705","487:4870003718","487:4870005881","487:4870008204","487:4870006024","487:4870007066","487:4870006019","466:4660014182","487:4870006761","487:4870006463"],"twin_admin_codes":[487,487,487,487,466,487,487,487,487,487,466,466,487,487,487,466,487,487,487,487,487,487,466,487,487],"twin_sims":[0.4958223848193661,0.4779508556076644,0.47727377818024375,0.4696955299777046,0.460044731287736,0.4523942872146999,0.44893318492432577,0.4455951442361949,0.4434527895672605,0.4390255770030679,0.4352403457117031,0.4252393287111145,0.4112001891577441,0.4004010471786743,0.3856762025644504,0.3832582838319707,0.3693340255547273,0.361653919755903,0.3513536859174885,0.34901247837929406,0.33811814983616706,0.33808294194623895,0.33013690355193864,0.326427764425524,0.30924207992215047],"twin_dists":[0.15383823654086515,0.15781191740778283,0.15796336502533545,0.15966330238546236,0.16184170006711288,0.16358011719046864,0.16437012918130756,0.16513422192040067,0.16562576518691743,0.16664446494126486,0.16751864473638253,0.16984317316204753,0.17314515799523536,0.17571865662774622,0.17927921598815605,0.17986994271727452,0.18330750572458362,0.1852310303281909,0.1878437626187719,0.1884431463474257,0.19126062302912172,0.1912698064782815,0.19335583962955732,0.19433898540004477,0.1989777921644406],"n_dims_used":43,"mean_confidence":0.9108750986498456},"coverage":{"mean_confidence":0.9108750986498456,"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}}