{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000507},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000386","487:4870001450","487:4870001163","487:4870001639","487:4870001158","487:4870000643","487:4870000438","487:4870001258","487:4870001160","490:4900013239","466:4660013085","487:4870001643","487:4870000569","487:4870001257","487:4870000894","487:4870000722","487:4870001259","487:4870000882","487:4870001352","487:4870001079","487:4870000806","487:4870000146","487:4870000317","487:4870001061","466:4660012956"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,490,466,487,487,487,487,487,487,487,487,487,487,487,487,487,466],"twin_sims":[0.8633179042123592,0.616386252870159,0.6030149079377107,0.5027195818771469,0.45411383230389935,0.39548968109110416,0.37124307740633045,0.34879933447692124,0.3396596421343793,0.32908811170598307,0.2946885771904284,0.28324203938797976,0.27445514434845236,0.2739965169767775,0.2659223698087566,0.2352070293411225,0.22905827261903935,0.22851213061499515,0.19817607144301513,0.19697845098104708,0.19556960524342223,0.19505186728520818,0.19021881880224112,0.1893334185530521,0.18863190347456746],"twin_dists":[0.07041360288482901,0.1277639538526321,0.1306273125028567,0.1523160053322542,0.16318845667461837,0.1768994054031191,0.18283248898049814,0.18849781885010872,0.1908590513672429,0.1936332131466887,0.2030230412983765,0.2062882369894808,0.2088491144702861,0.2089841432659255,0.2113845115362402,0.22096144488450087,0.22297439934270788,0.22315490665146312,0.23367299805642,0.23411013418997592,0.23462673020169475,0.23481722278988276,0.2366126530897633,0.23694500921521092,0.23720911244170023],"n_dims_used":43,"mean_confidence":0.9074551781942678},"coverage":{"mean_confidence":0.9074551781942678,"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}}