{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001056},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000002005","485:4850006887","500:5000002125","477:4770001055","500:5000002008","500:5000001281","477:4770001118","500:5000002373","477:4770000945","500:5000002006","500:5000003594","500:5000001704","500:5000002926","477:4770000465","485:4850006897","470:4700004099","500:5000000916","499:4990001135","500:5000001794","477:4770001061","477:4770001071","500:5000001888","477:4770000575","500:5000000729","499:4990001247"],"twin_admin_codes":[500,485,500,477,500,500,477,500,477,500,500,500,500,477,485,470,500,499,500,477,477,500,477,500,499],"twin_sims":[0.41367413785178003,0.39913970382609093,0.35846063953114127,0.31690661241822327,0.294445522818396,0.29417664681313943,0.28980393899634144,0.2709380493359028,0.25842900846334566,0.2438793716973292,0.24165537965929032,0.23450432549892397,0.2229412636680248,0.220604560381888,0.20869574628591855,0.20446227809315506,0.20177003686034126,0.19937474255713278,0.19752490243911025,0.18998718372174303,0.1897949358594562,0.1873611535742237,0.18618165807953496,0.1855642856485177,0.18344996422907134],"twin_dists":[0.1725598206230896,0.1760212637196638,0.18603688837481547,0.19689144868105501,0.2030915819701851,0.20316744324273903,0.2044069843171155,0.209888188378293,0.21365314380619055,0.2181799818769037,0.2188870732813524,0.22118973047156404,0.22501270735142884,0.22580116705510514,0.22990923383714942,0.23140789486019078,0.23237203817034396,0.23323730269418153,0.23391044990066395,0.23669949821520514,0.23677163241568064,0.23768927567275377,0.23813700609402724,0.2383721522179634,0.23918165435057076],"n_dims_used":45,"mean_confidence":0.9219236585828993},"coverage":{"mean_confidence":0.9219236585828993,"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}}