{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870004204},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870003201","487:4870004482","487:4870003200","487:4870003337","487:4870004054","487:4870003479","487:4870003072","487:4870004349","487:4870003898","487:4870004057","487:4870000491","487:4870002488","487:4870002939","487:4870003476","487:4870004198","487:4870003339","487:4870002941","487:4870004206","487:4870002812","487:4870003615","487:4870004056","665:6650003425","487:4870004205","487:4870003769","487:4870002310"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,665,487,487,487],"twin_sims":[0.529092412900278,0.41603982594277256,0.3889483353872704,0.32446551796569273,0.29392343329905224,0.28582685399859276,0.24168847221594553,0.22885625762107972,0.2282548601978627,0.22439846076001546,0.21937057802541213,0.2102927387920705,0.19883891646543606,0.18022221789763043,0.1769301236601148,0.17205045561465596,0.17101134103697627,0.16495169444001637,0.1635065842117464,0.15785369925776155,0.15011713916264843,0.14672456933225794,0.14500470995706377,0.14458951975410264,0.1370171774535188],"twin_dists":[0.146544488652139,0.17200151577166575,0.17848258724885205,0.1948615972853934,0.20323892296393176,0.20554409676228902,0.21887652110198125,0.22304113484226643,0.22324003684141835,0.22452380167341143,0.22621979773982684,0.22934927853320497,0.2334318416425462,0.24043024033607618,0.2417201408809797,0.243663886949254,0.24408287891290503,0.24656339518308404,0.24716462909638245,0.24955419936492282,0.2529279789811685,0.25444782892231566,0.2552282542933051,0.2554176827815527,0.2589456911957521],"n_dims_used":43,"mean_confidence":0.8960063845612282},"coverage":{"mean_confidence":0.8960063845612282,"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}}