{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002308},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002569","489:4890002408","489:4890003061","489:4890002239","489:4890002059","489:4890003371","489:4890003144","489:4890003487","489:4890001734","489:4890003426","489:4890001895","489:4890002487","489:4890001648","489:4890003360","489:4890002977","489:4890001656","489:4890001661","489:4890002322","489:4890002991","489:4890003053","489:4890002401","489:4890001985","489:4890001910","489:4890002232","489:4890001992"],"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":[0.957520530374531,0.8962236623189135,0.8880245174973825,0.8827563121082798,0.8697186284328786,0.8692376630717991,0.8593902973457055,0.8496445677678485,0.8451153881906187,0.836272643844484,0.8341757893127494,0.8305620806804171,0.829797584947654,0.8280643160647254,0.8265545665384847,0.8261085097425976,0.8200877116316923,0.8172086144237048,0.8162679403080205,0.8153965876832615,0.8111171370325891,0.8082664313391971,0.8068411791773149,0.8063116400501186,0.8062728863025806],"twin_dists":[0.03826699106899952,0.06079604231492857,0.06329457531256555,0.06486085686177465,0.06862131749844821,0.06875715326895382,0.071497550255692,0.0741393769121987,0.0753455858890974,0.07766463719423869,0.07820797924215801,0.07913878236303155,0.07933481288415216,0.07977813552073533,0.08016304130952147,0.08027654291443735,0.08179906786135276,0.08252108307231398,0.0827561659208432,0.0829735713346338,0.08403648101868198,0.08474019851453454,0.08509077367820389,0.08522081639659554,0.0852303289909446],"n_dims_used":44,"mean_confidence":0.9121504696932706},"coverage":{"mean_confidence":0.9121504696932706,"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}}