{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005842},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006222","490:4900003124","490:4900004640","490:4900007527","490:4900006333","490:4900002987","490:4900001644","490:4900007173","490:4900004228","490:4900007558","490:4900004502","490:4900006804","490:4900002844","490:4900001507","490:4900007573","490:4900008023","490:4900006700","490:4900008456","491:4910001003","490:4900006216","497:4970001556","490:4900002848","490:4900006705","490:4900007312","490:4900001643"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,497,490,490,490,490],"twin_sims":[0.010256857931273958,0.007412962521667265,0.002271309162886316,0.0018242595415354425,0.0017619285439820246,0.0008463655321266234,0.000396021765623066,0.00027320525995439785,0.00014933522845398558,0.00010332204844390202,0.0000652980716664497,0.00006278460616391003,0.0000620094701698443,0.0000530229879006552,0.000045619638156506945,0.000028912840617936232,0.00001571332920683895,0.000011201905326998976,0.000008684556509884537,0.000008536742645116871,0.000008441081763930143,0.000005738100162702377,0.0000056300809205228556,0.0000054307833226209345,0.000004043087930092162],"twin_dists":[0.3930633165700094,0.4067591447734198,0.4531632933385277,0.46124942376325634,0.4625190015704196,0.48852696149231295,0.5140812624026333,0.5261211209361502,0.5451423991819887,0.5564226761160573,0.5701637335317784,0.5713237784507371,0.5716904232892508,0.576291165691606,0.5806761462265949,0.5937757235526284,0.6108520896897734,0.6201265829981518,0.6270117568886536,0.6274733954561211,0.6277762502911457,0.6380627261570655,0.6385649145311622,0.6395161965222764,0.647252067833725],"n_dims_used":45,"mean_confidence":0.9230421278211806},"coverage":{"mean_confidence":0.9230421278211806,"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}}