{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000860},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000901","480:4800001017","480:4800000981","495:4950001224","495:4950001334","480:4800001062","480:4800000452","480:4800001176","480:4800001181","480:4800001019","495:4950001335","480:4800001064","480:4800000859","495:4950001115","480:4800000902","480:4800000559","480:4800001015","480:4800000671","495:4950001108","480:4800000360","480:4800001121","480:4800000389","480:4800000821","480:4800001016","480:4800000866"],"twin_admin_codes":[480,480,480,495,495,480,480,480,480,480,495,480,480,495,480,480,480,480,495,480,480,480,480,480,480],"twin_sims":[0.974051314763055,0.9270615788319146,0.9225536952765745,0.9065387768551474,0.8811821200463884,0.8691493217866808,0.8314105497754627,0.8305858589099334,0.8224037307928869,0.8184921603328505,0.8097309844962656,0.8072882322951841,0.8055179050970801,0.7924447868160198,0.7920717373708364,0.7836343946182087,0.7569295560264221,0.7537662164284924,0.7522131707001833,0.7452828662642548,0.7323948479521364,0.7263914442938129,0.7244925849886502,0.7225561197269503,0.7083904108437217],"twin_dists":[0.029781379421166567,0.0505461385281194,0.05214737987517368,0.05753351051390124,0.0653233696309189,0.06878208189426119,0.07892086146350918,0.079132680305885,0.08121546059306733,0.08219966743062897,0.08437908646171514,0.08498089928540968,0.0854155283315139,0.0885878143475062,0.08867742378249871,0.09069158804346576,0.09692589399696877,0.097651972677018,0.09800758106360966,0.09958781214675066,0.10249977267344783,0.10384539044433613,0.10426968209313595,0.10470174560839414,0.1078443067390377],"n_dims_used":42,"mean_confidence":0.9000022524879092},"coverage":{"mean_confidence":0.9000022524879092,"n_dims_used":42,"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}}