{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007021},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006770","490:4900007271","490:4900005666","490:4900007265","490:4900005133","490:4900007641","490:4900004870","490:4900005114","490:4900005254","490:4900005400","490:4900005014","490:4900005907","490:4900007517","490:4900005118","490:4900001613","490:4900007019","490:4900006176","490:4900006299","490:4900002781","490:4900005252","490:4900004869","490:4900004979","466:4660001323","490:4900004737","490:4900006049"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490],"twin_sims":[0.7247820403818069,0.6815627867551468,0.6206957873623689,0.5982856673396166,0.5829154492184395,0.5668707790300742,0.5287010964380426,0.5211596618684489,0.49487237197568285,0.48804254943304204,0.4834130319297623,0.45467013030485265,0.44979083543249077,0.44435433593163737,0.4434918938111404,0.4379434577127197,0.43578579460757133,0.4234338779562858,0.4226904505430466,0.42053810844192197,0.418056878980902,0.4076297242335491,0.40745038262931244,0.40714365974428474,0.40664420907686205],"twin_dists":[0.10420504449148095,0.11372243536763689,0.12684079849660615,0.13164006977360393,0.1349336709773054,0.13837867957549552,0.14662962388043077,0.14827308207205545,0.15404837552295614,0.15556260539534458,0.15659264307652865,0.16306186544054344,0.16417415543320535,0.16541880309453258,0.1656167849266752,0.16689406964643916,0.1673924907347828,0.17026519621551509,0.1704391902903416,0.17094365747823134,0.17152656653097123,0.1739926577490573,0.17403531317643545,0.17410828483909183,0.1742271600925725],"n_dims_used":45,"mean_confidence":0.9091542561848959},"coverage":{"mean_confidence":0.9091542561848959,"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}}