{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001429},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001430","491:4910002186","491:4910002090","491:4910001541","491:4910001366","491:4910002285","491:4910001292","491:4910001232","491:4910001718","491:4910002196","491:4910001168","491:4910002088","491:4910000971","491:4910002284","492:4920000917","491:4910001895","491:4910001426","491:4910002349","491:4910002339","491:4910001784","491:4910002057","491:4910002729","491:4910001616","491:4910002006","491:4910002291"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,492,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.6873035380021685,0.6154773129297401,0.5617249562764877,0.48575959499375937,0.41943112610116695,0.3716839222623588,0.3664300999467202,0.3075182679505138,0.30515206261459665,0.28487890398661037,0.28141614900083467,0.27959353822171756,0.2783864001559244,0.2762050624663341,0.2726601528962332,0.2717963865786338,0.25962777974317447,0.25547199585235436,0.2537840621108707,0.2485995015730714,0.24099764617127215,0.23654349319193654,0.2164027517043721,0.20588404636945928,0.20577180891464136],"twin_dists":[0.11247149394403944,0.1279586293337069,0.13948579800814562,0.1560701706310826,0.1712035371232841,0.18272296881335526,0.18403242338262818,0.19945108665921943,0.20010325478447438,0.2058165290297984,0.20681636382684426,0.20734561588738526,0.20769730078215617,0.20833517113510788,0.20937838800735206,0.20963384299941404,0.2132874648617459,0.21455976617584352,0.21508026975538533,0.21669293394941544,0.219096998472212,0.2205284997580189,0.22723314898399583,0.23090223989129258,0.23094207037763784],"n_dims_used":45,"mean_confidence":0.8985054863823785},"coverage":{"mean_confidence":0.8985054863823785,"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}}