{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003561},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003695","490:4900003559","490:4900007955","490:4900009797","490:4900010633","490:4900008524","490:4900004118","490:4900010366","490:4900009591","490:4900010110","490:4900004117","490:4900012016","490:4900004512","490:4900011816","490:4900003837","490:4900010388","490:4900011948","490:4900012085","490:4900009914","466:4660004633","490:4900008416","490:4900001958","466:4660003369","490:4900010094","490:4900003683"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,466,490,490],"twin_sims":[0.28352280542451896,0.2423565213581658,0.20981376618082168,0.20602098252888135,0.18730986990757323,0.16402466695638418,0.1624558568909772,0.15164158036922165,0.15017255058519283,0.14849794864885985,0.14590677741470892,0.14100093974305014,0.13453140202760802,0.13333082878915123,0.13050964945713844,0.12679339957005872,0.12526859403950816,0.12138705183896364,0.11778545070382702,0.11643159834632032,0.11461006295156292,0.1142199791131599,0.10997619600270775,0.1084768947070944,0.10749561012151927],"twin_dists":[0.20620720990224953,0.21866370099631463,0.22951691676883987,0.23085366450184192,0.23770870149089668,0.24694864194783897,0.24760420038696196,0.2522532723085081,0.2529033661921505,0.2536501693485521,0.2548180713498287,0.2570720211262677,0.2601355593131581,0.2607161548205971,0.2620961187339093,0.2639486908424763,0.2647207238829956,0.2667187583355715,0.2686167697240336,0.2693417338964024,0.27032741494457874,0.2705400633608508,0.2728904565329568,0.2737375928732216,0.27429696296292827],"n_dims_used":45,"mean_confidence":0.921244388156467},"coverage":{"mean_confidence":0.921244388156467,"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}}