{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000663},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000555","489:4890000660","489:4890000316","489:4890000609","489:4890000779","489:4890000423","489:4890001533","489:4890001264","489:4890000836","489:4890001008","489:4890000320","485:4850004030","489:4890001257","489:4890000314","489:4890001615","489:4890001265","485:4850004103","489:4890001616","489:4890001262","481:4810005730","489:4890001529","489:4890000664","489:4890000311","489:4890000650","489:4890001457"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,485,489,489,489,489,485,489,489,481,489,489,489,489,489],"twin_sims":[0.91552289818871,0.8598168072562721,0.8366189073314546,0.8263514009595032,0.8232596386529938,0.792431748120563,0.7666411581928132,0.7165471886416813,0.7018774962656804,0.6824768051091472,0.6792981892036035,0.6782288431398238,0.6730981239968618,0.6714782452910097,0.654748613564314,0.652121414374373,0.6507802211191048,0.6407441649759826,0.6377868037330067,0.6274258582731806,0.625697965189355,0.624293217565714,0.6202642897404753,0.6133487252864506,0.600410345403861],"twin_dists":[0.05456580518213572,0.07138039995399946,0.0775746781398825,0.08021475022623774,0.08099913704303537,0.08859094716235229,0.094681340660912,0.10603855003256146,0.10927939067897298,0.11352348736223802,0.11421500732797385,0.1144474322690209,0.11556117142165814,0.11591233028462998,0.11952742339846872,0.12009345960023597,0.12038227231794922,0.12254055619963473,0.12317569362576898,0.12539847756394015,0.1257688747265296,0.12606995100366794,0.12693324300163142,0.1284144948627276,0.1311850551733622],"n_dims_used":45,"mean_confidence":0.9195854187011718},"coverage":{"mean_confidence":0.9195854187011718,"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}}