{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001447},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001065","487:4870000113","487:4870001249","487:4870001155","487:4870000086","487:4870000637","487:4870001061","487:4870000634","487:4870000318","487:4870001529","487:4870000143","487:4870001160","487:4870001068","487:4870004087","487:4870000225","487:4870000087","487:4870000445","487:4870001259","487:4870000713","487:4870000451","487:4870000391","487:4870000263","487:4870000323","487:4870000146","487:4870001156"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487],"twin_sims":[0.4973641598363832,0.4858038783668511,0.4574786310970282,0.4336015798398213,0.396776534136424,0.3864580477337852,0.3628238859680803,0.34045454470421904,0.3359270805309468,0.3306859954857484,0.3234695329582786,0.3134577304064829,0.2983842947165944,0.2880344609631753,0.27685831112133263,0.2738985922076513,0.24089597902104468,0.23059685355812598,0.2156213684865622,0.20013276239088196,0.19803958200812144,0.1900608380079533,0.17592571386651396,0.17309521513850773,0.17134846049938282],"twin_dists":[0.15349744781351224,0.15606031825442962,0.16242362208158428,0.1678980467830253,0.1765893850281553,0.17908857916278306,0.18493668458635718,0.1906523552012039,0.1918331174151876,0.19321081446220742,0.19512753311238273,0.1978266641026424,0.2019849383237958,0.204911745790378,0.20814382556739458,0.20901299218299563,0.2191294801567395,0.2224674009568092,0.2275015018224925,0.23296270837247945,0.23372272484045656,0.2366718755711846,0.24211707937187657,0.24324444127910974,0.24394674613781817],"n_dims_used":43,"mean_confidence":0.9087380697560865},"coverage":{"mean_confidence":0.9087380697560865,"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}}