{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009653},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009758","490:4900009564","490:4900009855","490:4900009854","490:4900009232","490:4900009344","490:4900009454","490:4900009240","490:4900009650","490:4900009137","490:4900009347","490:4900009453","490:4900009032","490:4900008461","490:4900009233","490:4900008240","490:4900009123","490:4900008132","490:4900008018","490:4900007908","490:4900008039","490:4900008793","490:4900008021","490:4900010067","490:4900008675"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3681604261675652,0.32005039735226226,0.20054728675144348,0.19709274789950168,0.19158095209312018,0.17241007023002225,0.16525934800304898,0.16339492893111948,0.16118792953183925,0.15577792523715006,0.13243980445536532,0.13217628737392897,0.11386501679508913,0.1135290588494232,0.10413588626989449,0.09619024199959565,0.09213596034989556,0.09194985410024017,0.09116477344760758,0.08884410600735487,0.08651973766626178,0.08471216713565746,0.08419167021425833,0.08193934737979923,0.08118660976772996],"twin_dists":[0.18360013139063988,0.19604396226013876,0.23281284914694597,0.23406833613393913,0.23610344760198135,0.24351930521881734,0.24643588881433934,0.24721124270983025,0.2481373899618997,0.25044730522414205,0.26114959891096934,0.2612782087109126,0.2707340520061073,0.2709180839911796,0.2762426763098844,0.2810471518475889,0.28361983061106516,0.2837400542419313,0.2842493397932345,0.28577534867122667,0.28733583199822627,0.2885725792646229,0.28893260356971623,0.2905113151680748,0.29104666576356475],"n_dims_used":45,"mean_confidence":0.8875725640190972},"coverage":{"mean_confidence":0.8875725640190972,"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}}