{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002440},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003443","490:4900001142","490:4900002291","490:4900002133","490:4900001415","490:4900001679","490:4900007624","490:4900007737","490:4900000765","490:4900006998","490:4900004127","490:4900002134","490:4900006999","490:4900001980","490:4900007502","490:4900003037","494:4940008942","490:4900001539","490:4900007124","494:4940008191","490:4900001281","490:4900004126","490:4900007379","490:4900000581","490:4900000929"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,494,490,490,490,490,490],"twin_sims":[0.6365457500377423,0.5656843652085503,0.486936821915179,0.485128747585763,0.46986981259245153,0.4275479332541685,0.40588902127287657,0.3796112729523015,0.3596186868482388,0.332251863235827,0.32724615508561666,0.3103983781279067,0.3091683263642031,0.2921912635056857,0.29057706573637415,0.2903295474826049,0.2900017832283338,0.2886613644351403,0.28841965030588235,0.28837528688850306,0.2862485061639273,0.28421015164368313,0.2809906924486241,0.274519040538764,0.27290167809024135],"twin_dists":[0.12344212855340818,0.1386338235469441,0.15580834913482045,0.15621055462755243,0.15962410537219593,0.16930461998736132,0.17440702716782053,0.1807643405882854,0.18574422079070474,0.19279796324513296,0.19412153484042205,0.19866116414241158,0.19899801104955797,0.20372887858809846,0.2041870193814406,0.20425740365800704,0.20435066171552516,0.20473270390307546,0.2048017092205739,0.2048143779841988,0.20542309221124838,0.20600905071208891,0.20693972201812016,0.20883031318051865,0.20930704715069723],"n_dims_used":45,"mean_confidence":0.9198922051323785},"coverage":{"mean_confidence":0.9198922051323785,"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}}