{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012166},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012164","490:4900011774","490:4900011582","490:4900011711","490:4900011953","490:4900011820","490:4900011778","490:4900012025","490:4900012022","490:4900011520","491:4910005310","490:4900011368","490:4900008885","490:4900011980","490:4900011248","490:4900010406","490:4900011819","490:4900011754","490:4900011246","490:4900010999","491:4910005753","490:4900011762","490:4900010216","490:4900012092","490:4900011892"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,491,490,490,490,490],"twin_sims":[0.37021423683247223,0.14216488403696584,0.11549221493145496,0.08912907961387677,0.07324329573061208,0.03954236386317018,0.036089119677485425,0.032446844482402495,0.02883093017249029,0.02825889778068392,0.024831977171161465,0.023159765387105496,0.020585114354936748,0.017440446555492605,0.017217908517028285,0.015714687828876105,0.014746334555708347,0.014433003108538983,0.013626630651461958,0.013566039154585341,0.012672340627488742,0.01200246900925154,0.011840565632544623,0.01090679086450266,0.01046258106542872],"twin_dists":[0.18308833741474256,0.2565320468954803,0.26984856765236875,0.28558626803385656,0.29695389351849466,0.3301154346936372,0.3347520315822293,0.34007044060734104,0.34588121686875883,0.34685713833709353,0.35308777224687243,0.35640260623472386,0.3619370150094331,0.3695819577998239,0.3701675904108024,0.3743071712446444,0.3771623416275624,0.37812161562327185,0.38067757595731666,0.38087498559504185,0.3838811089400078,0.3862600399613645,0.3868526458136495,0.39041790240745977,0.39221020439053145],"n_dims_used":44,"mean_confidence":0.888258240439675},"coverage":{"mean_confidence":0.888258240439675,"n_dims_used":44,"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}}