{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004714},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004252","489:4890004648","489:4890003828","489:4890004632","489:4890004297","489:4890004512","489:4890004032","489:4890004720","489:4890003649","489:4890004073","489:4890004248","489:4890004492","489:4890004691","489:4890004296","489:4890004542","489:4890004414","489:4890004773","489:4890004090","489:4890004500","489:4890004362","489:4890004513","489:4890004406","489:4890004350","489:4890003785","489:4890003650"],"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":[0.8762789896827506,0.8448090807564687,0.8357539326182902,0.8336477113194815,0.8310932058786671,0.8265006815536489,0.826049442897389,0.8152480748136465,0.8066033211969061,0.7993298061392815,0.7977293383773109,0.7973348484710424,0.7948767473199315,0.7937441634797472,0.791576344962696,0.782397908909034,0.7814690636617854,0.7778524358027556,0.777817562269755,0.7767132200476736,0.7748785716011131,0.7746064032624479,0.7672405260831784,0.7642114854887329,0.7626179699135479],"twin_dists":[0.0667486026129648,0.07542669626663115,0.07779927300248968,0.07834443626932515,0.07900241242117534,0.080176757918065,0.08029156535877074,0.0830105921335999,0.08514920017388425,0.0869250719191232,0.08731312433649673,0.08740862765179375,0.0880024410628555,0.0882753139162721,0.08879634632622449,0.09098481078242515,0.09120476270927008,0.0920586505863333,0.0920668649169601,0.09232680072406042,0.09275783608409859,0.09282169592701096,0.0945420138875064,0.09524515598694222,0.09561409994096612],"n_dims_used":45,"mean_confidence":0.9201874627007378},"coverage":{"mean_confidence":0.9201874627007378,"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}}