{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740003080},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740003339","474:4740002307","474:4740000415","474:4740002092","474:4740003003","474:4740003004","474:4740001884","474:4740002711","474:4740002881","474:4740003094","474:4740000672","474:4740002412","474:4740002301","487:4870012354","474:4740002618","474:4740002712","474:4740002201","474:4740002705","474:4740002893","474:4740002707","474:4740002619","474:4740001163","474:4740000092","474:4740003342","474:4740000416"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,487,474,474,474,474,474,474,474,474,474,474,474],"twin_sims":[0.6864268481745036,0.679291587995071,0.6049481846527124,0.5830885998347857,0.5732990498214954,0.572339839463889,0.5548249998076782,0.5466320698602661,0.5252226083819698,0.5118045187844142,0.5011505799575531,0.5009955094916381,0.4985876240457717,0.4934308076095045,0.4702023713171763,0.4686181222381816,0.46297049892977316,0.4586732407097438,0.4581862139674115,0.4543853605396341,0.4534429819325372,0.4529540558449919,0.44859778557861607,0.44141109808375706,0.43153623553645826],"twin_dists":[0.11266274799860111,0.11421644244361398,0.13021333843784116,0.13489653959666276,0.13699730697390047,0.13720332510616132,0.14097246317876802,0.1427413776582055,0.14738701236826332,0.15031955327717134,0.15266177410489454,0.15269596392477205,0.1532272311439993,0.1543674669667198,0.15954932491531157,0.15990572618164242,0.16117962243990067,0.16215257184026666,0.16226304480604695,0.16312666059065337,0.16334119111759426,0.16345255868075384,0.1644468063898467,0.16609506389424802,0.16837703076782637],"n_dims_used":45,"mean_confidence":0.921596442328559},"coverage":{"mean_confidence":0.921596442328559,"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}}