{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003740},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790003238","489:4890004845","479:4790003321","472:4720004515","489:4890004750","489:4890005438","489:4890003688","479:4790003237","489:4890004048","472:4720004047","489:4890004377","489:4890003741","479:4790003322","468:4680001649","472:4720004738","472:4720004516","489:4890004378","489:4890003869","489:4890003687","479:4790001863","489:4890003618","496:4960002721","489:4890003627","489:4890005457","489:4890004131"],"twin_admin_codes":[479,489,479,472,489,489,489,479,489,472,489,489,479,468,472,472,489,489,489,479,489,496,489,489,489],"twin_sims":[0.7227263340184709,0.6310371205438627,0.6151250078408115,0.6140346177684207,0.6019813156151896,0.5887422771286953,0.5859740357468701,0.5815756996377229,0.580689363646676,0.5589486189508585,0.5566375241666668,0.5518684818166223,0.5432419632937778,0.5319176614680736,0.5288021977197268,0.520245805246772,0.5179744029660726,0.5150620818956869,0.5000964943003513,0.4934523039811703,0.4899461492170957,0.4877844117476298,0.48398563366060404,0.48323129789998986,0.48170896950245595],"twin_dists":[0.1046637926373694,0.12462410809825247,0.12803408316209602,0.12826760630704373,0.13084864216531092,0.13368454212654543,0.1342778847423406,0.13522100220513367,0.1354111195002758,0.1400836751150031,0.14058168061921877,0.14161030972528055,0.14347462789642143,0.14593022113920792,0.14660762687924803,0.14847259984879346,0.14896886233707046,0.14960592081649116,0.15289423593770507,0.1543627067354631,0.1551399316782793,0.15561996036244075,0.1564650783839435,0.15663313978580445,0.1569725555594267],"n_dims_used":44,"mean_confidence":0.9152650833129883},"coverage":{"mean_confidence":0.9152650833129883,"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}}