{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970003557},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970003560","487:4870000425","487:4870002307","497:4970003562","665:6650002878","497:4970003436","497:4970003516","487:4870005490","487:4870002057","497:4970003144","487:4870001892","665:6650003843","497:4970003517","497:4970003453","665:6650002591","487:4870000034","487:4870001410","487:4870001512","492:4920007007","487:4870002822","487:4870003189","487:4870005347","487:4870009284","492:4920007072","487:4870003748"],"twin_admin_codes":[497,487,487,497,665,497,497,487,487,497,487,665,497,497,665,487,487,487,492,487,487,487,487,492,487],"twin_sims":[0.18351776056747243,0.17161874441863825,0.1543966795149173,0.11336193999271929,0.10891669350829862,0.10142211117701791,0.09592437590639728,0.07986138621414145,0.07750229129720038,0.065147834492811,0.06454181138356775,0.06344080952752816,0.06171058791790438,0.061046732596451846,0.059532055403587476,0.05849766084816939,0.056070740974657654,0.05270317519355938,0.05252247361760834,0.05208575021150941,0.05086765039114286,0.04931988854358746,0.048814278558518685,0.04824561971101007,0.0478769411085415],"twin_dists":[0.2391555957040045,0.243837740890944,0.25104641962630364,0.27100978507432777,0.273488162660635,0.2778503197414665,0.28121321490584744,0.2919989109859996,0.29372589184872977,0.30353399930541664,0.3040529024740269,0.3050059097530463,0.3065312913491533,0.3071258738842627,0.30850264254602117,0.30945951001120064,0.3117605162248664,0.3150937916752717,0.31527759440081093,0.31572399050628,0.3169857181963064,0.31862570732849316,0.31917074287831154,0.31978940119028904,0.32019375716824433],"n_dims_used":45,"mean_confidence":0.8950178358289931},"coverage":{"mean_confidence":0.8950178358289931,"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}}