{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000867},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000780","487:4870000547","487:4870000621","487:4870004500","487:4870001516","487:4870000698","487:4870000129","487:4870000312","487:4870001617","487:4870001519","487:4870001977","487:4870003471","487:4870001797","497:4970003502","492:4920003979","487:4870000957","487:4870000163","491:4910000148","487:4870000546","491:4910003565","487:4870004502","466:4660010311","497:4970003317","665:6650001733","497:4970003564"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,497,492,487,487,491,487,491,487,466,497,665,497],"twin_sims":[0.1838870475116806,0.1572571868525044,0.14098234971108878,0.08855480185041378,0.08554265887180994,0.05433500264254972,0.05235316683829167,0.04988561715637021,0.046666638202219723,0.039150761431065,0.03832869241303666,0.03317823659810422,0.02856608050908186,0.02562141783371246,0.024724552770011166,0.019781953946536052,0.018066126021655596,0.016835922945279625,0.01613706889522641,0.01612883104225483,0.01566886505395416,0.015650541577968066,0.014255330213189654,0.013267093276580015,0.013005984425231772],"twin_dists":[0.2390137731846097,0.24980996777260595,0.2570806722462048,0.2859677955337218,0.2880017691034712,0.31345721508940355,0.3154502838307626,0.31802136082027077,0.3215397375741903,0.3306235823213293,0.33170445011130656,0.33896301409711965,0.3463309777415766,0.35158953032954887,0.3532948199554826,0.3637870016319207,0.36796981584593014,0.37118848294193646,0.37311004183768864,0.37313312512086333,0.37443874001206134,0.3744914460943301,0.37867375742682674,0.38186052248119096,0.38273752217849155],"n_dims_used":43,"mean_confidence":0.8900462305823038},"coverage":{"mean_confidence":0.8900462305823038,"n_dims_used":43,"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}}