{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740004430},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740004113","474:4740003428","474:4740004195","474:4740003768","474:4740004196","474:4740004278","474:4740004568","474:4740004199","474:4740004360","474:4740004355","474:4740004356","474:4740003769","474:4740004029","474:4740003850","474:4740004630","474:4740004499","474:4740003851","474:4740003426","474:4740003510","486:4860002398","474:4740003842","474:4740003940","474:4740004343","474:4740004500","474:4740004019"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,486,474,474,474,474,474],"twin_sims":[0.8256734754104429,0.7611041727477036,0.7521043205662903,0.7364402908432172,0.7343826586623892,0.7211259464521146,0.687365815230164,0.6804576390397764,0.6727727883932033,0.6693871628093577,0.6623497170111683,0.6620746120814607,0.6180575126010631,0.6102989384985393,0.6078223062424655,0.5927079113553074,0.5886927709614891,0.5833877993248617,0.5828068338408635,0.5775715175860379,0.5443892437957407,0.5409781278940793,0.5396847911846291,0.5380856512837053,0.52890834128902],"twin_dists":[0.08038714435167581,0.0959639838021737,0.09803248410030296,0.10158926812790404,0.10205276615092464,0.10502044448895324,0.11245790478803264,0.11396287689211516,0.11563171563750374,0.1163653181744804,0.11788735028718413,0.11794677570767276,0.12740598018122704,0.12906758731347723,0.12959791070685642,0.1328348183111642,0.13369515178998218,0.1348323794905085,0.13495696347647412,0.13608008120071702,0.14322639086952385,0.14396473327847772,0.14424490270996596,0.14459149290796108,0.14658453378186717],"n_dims_used":45,"mean_confidence":0.9235224405924479},"coverage":{"mean_confidence":0.9235224405924479,"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}}