{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004642},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004094","490:4900007307","490:4900001241","490:4900006210","490:4900004361","490:4900005567","490:4900004616","490:4900004490","490:4900005313","490:4900002840","490:4900005296","490:4900005947","490:4900010769","490:4900004210","490:4900009526","490:4900006927","490:4900007182","490:4900004349","491:4910002515","490:4900002668","491:4910001858","490:4900011019","490:4900011101","490:4900012050","490:4900007431"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,491,490,490,490,490],"twin_sims":[0.0029313248073717735,0.0028151981963747187,0.0018323693916073337,0.0017618849613582877,0.0012589496699175666,0.0012304480537251047,0.001065807326096327,0.0009008535812977174,0.0007773801919002722,0.0007420466116238268,0.0006068943652435298,0.000454814430802567,0.00033595523977407573,0.0003313535122062495,0.00013865502317044682,0.0001236936878779771,0.00011293198661306309,0.000112536503700957,0.00010611433509916205,0.00007995311285966551,0.00007976474493133918,0.00007045546598604421,0.00006845536103496169,0.00006632837460053239,0.00006395884788375503],"twin_dists":[0.4435665637987529,0.4451010185140485,0.46108718639887125,0.4625199036568315,0.4746189351943912,0.475432055759463,0.4805012978795254,0.48636800150565335,0.4914537440214133,0.4930477042834193,0.49987864511739094,0.5095193494561017,0.5194503032752839,0.5198979625175513,0.5474335678940154,0.5509404432593545,0.5537201411375475,0.5538269943976973,0.5556137249878572,0.5641419500048273,0.5642124705782602,0.567910400499725,0.5687651087252755,0.5697004090571328,0.5707764502072111],"n_dims_used":45,"mean_confidence":0.9204988267686632},"coverage":{"mean_confidence":0.9204988267686632,"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}}