{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001260},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001900","480:4800004761","480:4800001500","469:4690003589","480:4800001783","500:5000009886","480:4800004409","480:4800001511","480:4800001857","480:4800001632","480:4800002545","489:4890001842","469:4690005103","480:4800001261","469:4690003491","480:4800001729","480:4800005189","480:4800001138","480:4800003519","480:4800000322","480:4800004182","469:4690002713","495:4950002039","480:4800001499","469:4690002096"],"twin_admin_codes":[480,480,480,469,480,500,480,480,480,480,480,489,469,480,469,480,480,480,480,480,480,469,495,480,469],"twin_sims":[0.04768764013553987,0.036696339166601144,0.03660185523533547,0.034856787053748096,0.03369718305420667,0.028256095623742077,0.02559371092336361,0.023925131115902123,0.0221501715643355,0.021909015355773588,0.020305994057676836,0.01817883573101229,0.016824727022801425,0.01578461112252765,0.015555067039966019,0.015499094483350403,0.014691467923915631,0.014304005510246298,0.014240345420358111,0.013125676174055561,0.012637727851928652,0.012084857516425209,0.01207217025939892,0.011976820445981522,0.011852093280214438],"twin_dists":[0.3204023886369517,0.3339102255620706,0.33404043072990547,0.336498125378572,0.33818982498900985,0.3468619606213481,0.3516414341793314,0.3548605400154676,0.35850581501723067,0.35902049367555045,0.3625726865374126,0.3676846162461497,0.3712187104895094,0.37410705269215144,0.3747669528971851,0.37492916312330776,0.3773290113962892,0.3785218914446274,0.37872060180105566,0.38233359216962887,0.3840012679550973,0.3859611951835907,0.38600709727784116,0.38635344542868605,0.3868102148533708],"n_dims_used":43,"mean_confidence":0.9201557248137718},"coverage":{"mean_confidence":0.9201557248137718,"n_dims_used":43,"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}}