{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000192},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000091","491:4910000333","491:4910000472","491:4910000210","491:4910000118","491:4910000134","491:4910000140","491:4910000633","491:4910000291","491:4910000119","491:4910000332","491:4910000273","491:4910000160","491:4910000560","491:4910000113","491:4910000209","491:4910000095","491:4910000208","491:4910000279","491:4910000417","491:4910000514","491:4910000613","491:4910000120","491:4910000132","491:4910000191"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.3090888219814179,0.30026287677431684,0.2481170799131459,0.23570193144208454,0.22067451219222772,0.2110905903250607,0.20917685570501265,0.18560638026152992,0.15154073841456286,0.12401261987633667,0.11943619792802601,0.10449016935654416,0.08746117977003866,0.08689845471090492,0.08455466891946982,0.08407757813555596,0.08348887053922796,0.07616378059879464,0.07220181644603926,0.07219006496252602,0.07004073207270622,0.06636691989869911,0.06630891565894934,0.06577138564574748,0.06446616407785023],"twin_dists":[0.19901980957378365,0.20146015030483028,0.2168440810350969,0.2208009351200882,0.22577748279002627,0.22907060900252302,0.22974023602817492,0.23835610167719826,0.25229774977020364,0.26536202034852774,0.26774141104819543,0.27603521729378677,0.28669982036914926,0.28707932295487276,0.28868133312624616,0.28901175749515784,0.28942155447051804,0.29472463214057565,0.2977662636609476,0.2977754839682087,0.2994827007693315,0.302501995359886,0.30255074623159617,0.30300418766514553,0.3041179542313307],"n_dims_used":45,"mean_confidence":0.8886142306857638},"coverage":{"mean_confidence":0.8886142306857638,"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}}