{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003936},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003878","489:4890003998","489:4890003872","489:4890003816","489:4890004978","489:4890003934","489:4890003877","489:4890003695","489:4890003933","489:4890000787","489:4890003809","489:4890004834","489:4890004884","467:4670000619","489:4890004433","472:4720007000","489:4890004696","489:4890003696","467:4670001276","489:4890004750","489:4890000906","472:4720004368","467:4670001335","489:4890000846","489:4890004235"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,467,489,472,489,489,467,489,489,472,467,489,489],"twin_sims":[0.8865407094052247,0.8805507329266486,0.8403728747083685,0.6717462046819912,0.6597466389645261,0.6398592574661394,0.6353500483328522,0.6282924606321536,0.6234163660765666,0.5939397533914583,0.5884037159859105,0.5875731529095046,0.5772282252130319,0.5523259205132625,0.547970495270362,0.5393534455903913,0.5387627240220575,0.5333770046562539,0.5332434357444082,0.5318312927225163,0.5243075908879643,0.5239099489484463,0.5170564249757551,0.506171180733988,0.5046014919578401],"twin_dists":[0.06373867059294039,0.06550819043145435,0.07659503272343153,0.11585425688409039,0.1184494340037498,0.12273063970256608,0.12369877455229836,0.12521268215286152,0.1262578632837815,0.13257092355738728,0.1337571001507912,0.1339351107499507,0.1361537566964667,0.14151158598284638,0.14245210591443658,0.14431670090395787,0.14444472326145813,0.14561319695270802,0.14564220571381448,0.1459489893117524,0.14758642806388167,0.14767311317789336,0.14916957224603564,0.15155638898740625,0.15190166739649874],"n_dims_used":44,"mean_confidence":0.9152376001531427},"coverage":{"mean_confidence":0.9152376001531427,"n_dims_used":44,"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}}