{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012943},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012941","490:4900012684","490:4900012683","490:4900013210","490:4900012417","490:4900012818","490:4900012547","490:4900012332","490:4900012630","490:4900012991","490:4900012893","490:4900012489","490:4900013138","490:4900012559","487:4870000828","487:4870001002","490:4900013097","490:4900013069","490:4900013102","490:4900012990","490:4900013207","490:4900013031","490:4900013270","490:4900012947","490:4900012886"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,487,490,490,490,490,490,490,490,490,490],"twin_sims":[0.42549850216224977,0.41967271713253795,0.3883078181107928,0.33781528778179587,0.3215361471845707,0.31388984720400936,0.30459309423162606,0.2769828635155711,0.26466174079175225,0.2583642638289608,0.24737200894908146,0.239121367168953,0.19838528676265674,0.1768185957900816,0.15961848725235603,0.12702825638841805,0.12347231711905161,0.12041468141115466,0.11734972079678424,0.11653216093461123,0.1156227331528018,0.11184893560598545,0.1088358743708255,0.10727028121922547,0.10687212882555135],"twin_dists":[0.16978265276679919,0.1711467954630246,0.17863827671792132,0.19133963690845612,0.19564506826967787,0.19770917033235053,0.20025774284697617,0.20810737376278707,0.21176334594128413,0.21367292421351833,0.21707788932994532,0.2196978910601488,0.23359682119385497,0.24176413694988944,0.24880160754848188,0.26383040572048455,0.265639416920482,0.26722690057530996,0.268849394959281,0.26928766273033583,0.2697779590605251,0.271844775613564,0.2735339403380798,0.27442596789833396,0.27465443248279797],"n_dims_used":45,"mean_confidence":0.9053892347547743},"coverage":{"mean_confidence":0.9053892347547743,"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}}