{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002861},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004516","490:4900004099","490:4900002860","490:4900004104","490:4900004380","490:4900004382","490:4900004532","490:4900002721","490:4900004242","490:4900004239","490:4900004381","490:4900003426","490:4900003819","490:4900001796","490:4900001957","490:4900003428","490:4900002257","490:4900003822","490:4900003016","490:4900002714","490:4900002558","490:4900003687","490:4900003557","490:4900002421","490:4900003296"],"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":[0.5251455324191646,0.30918164167743933,0.30616192791933333,0.2363213843251757,0.20950151189957364,0.16736995078343891,0.16451017989741443,0.16008042177138163,0.1551397550065765,0.15258844027783378,0.15210698351954746,0.14487023365406723,0.13671882381883707,0.12076429399843043,0.12008485681819366,0.11890372705113313,0.11418328066322564,0.11069501433696478,0.10631463287902364,0.09637722507050324,0.09425261173714648,0.09226547048734884,0.08994600103486804,0.08815379555198853,0.08170209690981425],"twin_dists":[0.14740380702563033,0.19899436056949854,0.19982456209110178,0.22060034054844874,0.2296263444671145,0.2455657411149281,0.24674668055526836,0.2486056169857961,0.25072362600199766,0.2518367054795759,0.2520482822487946,0.2552895643748402,0.25908764582537985,0.26704384025772016,0.26739997223545064,0.2680227525530903,0.27056009771964096,0.2724874750154905,0.27497544341552316,0.2809305761330599,0.28226580231526643,0.2835362809646287,0.2850468830814788,0.28623537432274737,0.2906796224597478],"n_dims_used":45,"mean_confidence":0.9218457539876302},"coverage":{"mean_confidence":0.9218457539876302,"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}}