{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001905},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001989","489:4890003430","489:4890003562","489:4890001904","489:4890003560","489:4890003153","489:4890002555","489:4890002807","489:4890001988","489:4890001990","489:4890002719","489:4890003234","489:4890002808","489:4890003492","489:4890003231","489:4890002556","489:4890003301","489:4890003559","489:4890003072","489:4890001992","489:4890003561","489:4890003565","489:4890003429","489:4890003373","489:4890002550"],"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":[0.9562407686711938,0.9074013484109562,0.9008831402208439,0.8899178960754524,0.8860181283325319,0.8801088476971058,0.8782837523818823,0.8731930142473513,0.8605442427103831,0.8529067262230764,0.852683465213447,0.8242129436459931,0.8225591107786155,0.8097041596493393,0.8019079908681845,0.8015451907491814,0.7976519970786308,0.7801950694144878,0.7788218753602463,0.778647907929985,0.7759144334482789,0.7751124239736417,0.7689023068292615,0.768198860768815,0.7670256712083232],"twin_dists":[0.03885203376404041,0.05725400831251566,0.059339916144201255,0.06272442207266887,0.06389451710830908,0.06563730890778008,0.06616861234005446,0.06763422751293185,0.07118028349779185,0.07326235493521296,0.07332260485435718,0.08075778079781874,0.08117621572213118,0.08438570861942879,0.0862979374401771,0.0863863402420228,0.08733185264428202,0.09150601021252122,0.0918301562587163,0.09187118079557942,0.09251459050127639,0.09270294924792821,0.0941552156799231,0.09431904213026995,0.09459196930725634],"n_dims_used":45,"mean_confidence":0.9138640509711371},"coverage":{"mean_confidence":0.9138640509711371,"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}}