{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001664},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010194","490:4900008737","490:4900007975","490:4900008635","490:4900001808","490:4900009386","490:4900009077","490:4900003977","490:4900008412","490:4900007859","490:4900008634","490:4900008519","490:4900001798","490:4900004392","490:4900008414","490:4900009489","490:4900008307","490:4900010293","490:4900003829","490:4900008187","490:4900009596","490:4900008956","490:4900008193","490:4900008750","490:4900009194"],"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":[0.4677190715838964,0.44413311199470923,0.39844812588224193,0.3896635267209435,0.3864466107065132,0.3846388782222452,0.37486006791142235,0.37270544637191266,0.3660795219612848,0.35698891317757153,0.3516832875943682,0.3438054670845428,0.34332333312267743,0.34154563325837256,0.33274898312971257,0.32737454033247604,0.3263891242932895,0.322469625619944,0.321246861002761,0.32089050046516615,0.31478701351830723,0.3109820452776666,0.3099804811863291,0.3036824220755914,0.30285947641739697],"twin_dists":[0.1601081636393618,0.16546957307562216,0.1761873640199957,0.178308889351145,0.17909136652654256,0.17953242991286308,0.1819357986029927,0.18246943570606128,0.18412013380505127,0.18640953101046911,0.1877595475997247,0.18978384980296464,0.1899085322863275,0.19036906328857137,0.1926671168781034,0.1940874495109384,0.19434925972979358,0.1953949754147524,0.19572265474254552,0.19581828431548348,0.19746552149793734,0.19850159571111958,0.19877551831163573,0.20050978733370706,0.20073792958759074],"n_dims_used":45,"mean_confidence":0.9181342230902778},"coverage":{"mean_confidence":0.9181342230902778,"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}}