{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740001832},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740001829","474:4740001830","474:4740001323","474:4740002144","474:4740001824","474:4740002150","474:4740001925","474:4740001737","474:4740002140","474:4740002348","474:4740001528","474:4740001000","474:4740002355","474:4740002561","474:4740002349","474:4740002462","474:4740001821","474:4740001309","474:4740002251","474:4740002249","474:4740001431","474:4740001213","474:4740001522","474:4740002024","474:4740002654"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474],"twin_sims":[0.5868631238388129,0.49918988640209533,0.47385118048081504,0.4567454837664359,0.3916702204378663,0.367363993429522,0.3581294712946769,0.33355124862844,0.32460302812785524,0.3178130330342179,0.3084645247711923,0.30325354054634823,0.3031744188894557,0.30275100216649814,0.3012949881917919,0.30032342879420104,0.2893066919752946,0.2840407859418446,0.2730323498368105,0.2668711542786905,0.26481481386365885,0.26343722451678714,0.2583428380408671,0.2558034980522385,0.255155856394465],"twin_dists":[0.13408729976296999,0.15309428301054812,0.15873000042445987,0.1625900954129623,0.17782232183673094,0.18379897963455447,0.18612067192007897,0.1924561781824169,0.19482491667581855,0.19664661618101925,0.19919109152484618,0.20062863973482983,0.20065057673184847,0.20076802837314697,0.20117264349336964,0.20144326690351258,0.2045486426917785,0.2060578513241539,0.20926846597970838,0.2111001270835924,0.21171728570016485,0.21213240735524566,0.21367947078502908,0.21445779812694574,0.21465708686542195],"n_dims_used":45,"mean_confidence":0.9155068291558159},"coverage":{"mean_confidence":0.9155068291558159,"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}}