{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000557},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000722","487:4870000714","490:4900012948","487:4870000436","487:4870001353","487:4870000435","487:4870001640","487:4870000643","487:4870000569","487:4870000319","487:4870001736","490:4900012412","487:4870001163","487:4870001166","487:4870000134","487:4870001069","490:4900012400","487:4870000507","487:4870000642","487:4870001746","487:4870001545","487:4870000630","487:4870001081","490:4900013033","487:4870001643"],"twin_admin_codes":[487,487,490,487,487,487,487,487,487,487,487,490,487,487,487,487,490,487,487,487,487,487,487,490,487],"twin_sims":[0.17710646544516592,0.11211309651267544,0.08769535721720406,0.08111545615423611,0.07488861711384184,0.06069551292222767,0.060570398503234646,0.059489286825959754,0.05844712807542682,0.05601991674950355,0.055797642832489114,0.055772373394518966,0.052079159102491814,0.04545448360405136,0.04473610002070225,0.043224372372012806,0.0415141704952502,0.04024979128292895,0.03921641061704367,0.039051096422099675,0.037508688727158665,0.03588467430753661,0.035607992744320076,0.03539305224377532,0.035101356621520106],"twin_dists":[0.24165061693225254,0.27169836653361246,0.28654246250846577,0.29109747586857904,0.29568934843154443,0.3074425943607468,0.30755578291065144,0.30854193336909735,0.30950661133204915,0.3118095758002409,0.3120245654785075,0.31204905159743024,0.31573075137511014,0.32291738320342933,0.32374844278233544,0.3255345290799698,0.3276195834322287,0.32920815300961676,0.33053809626513636,0.33075359459521814,0.3328023371689484,0.33503816787513113,0.33542761809476024,0.3357319424737664,0.3361474645193025],"n_dims_used":43,"mean_confidence":0.9074487907941952},"coverage":{"mean_confidence":0.9074487907941952,"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}}