{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850001030},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850002149","485:4850001670","485:4850002064","485:4850001591","485:4850001511","485:4850001900","485:4850001749","485:4850000971","485:4850001020","485:4850001970","485:4850001981","485:4850001519","485:4850001596","485:4850001521","485:4850002574","485:4850002758","485:4850001826","485:4850001674","485:4850001985","485:4850001445","485:4850001741","485:4850001973","485:4850001251","485:4850001595","485:4850001823"],"twin_admin_codes":[485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485],"twin_sims":[0.7809622564937975,0.742875147370024,0.739794152939352,0.690357612930484,0.6895644586348606,0.6789797727489519,0.6612615748806623,0.6459548649753218,0.6348899766535301,0.594107584167072,0.5929119277283698,0.5867717212445062,0.5861522698409904,0.5848623009713109,0.5844469044599971,0.5720976659312943,0.5568370262473904,0.5555430427119925,0.5506604387550956,0.5487726808258364,0.5462911200033206,0.5461535330784185,0.5455207541060446,0.5452678297810415,0.5290967657334898],"twin_dists":[0.09132466200339946,0.10013437295528034,0.10083201316473041,0.11180459089197033,0.11197788539049951,0.11428422704036552,0.11812236933074795,0.12142058074353675,0.12379751127860233,0.1325349713005213,0.13279111072863592,0.13410689199176362,0.1342396770012329,0.13451622262069343,0.13460528468793584,0.13725534450525362,0.14053867922641625,0.1408176294883333,0.1418710905851425,0.14227878815506592,0.1428150859886614,0.14284483250408306,0.14298165711262686,0.14303635421556712,0.14654354172118833],"n_dims_used":45,"mean_confidence":0.9168626573350694},"coverage":{"mean_confidence":0.9168626573350694,"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}}