{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000522},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000600","480:4800000526","480:4800000524","480:4800000486","480:4800000525","480:4800000944","480:4800000560","495:4950001434","480:4800000903","495:4950001047","480:4800000488","495:4950001844","495:4950001048","495:4950001109","495:4950001377","495:4950001008","495:4950001492","495:4950001493","495:4950001745","495:4950001100","495:4950000956","480:4800001188","480:4800000561","495:4950001059","495:4950001443"],"twin_admin_codes":[480,480,480,480,480,480,480,495,480,495,480,495,495,495,495,495,495,495,495,495,495,480,480,495,495],"twin_sims":[0.5244146564567661,0.5115944281062804,0.2773240561468318,0.2670931871707809,0.2441023840647635,0.2387707693747318,0.23864120987527396,0.15695292148643852,0.1486817906251121,0.14764506397576396,0.14659439044729136,0.13082519249840985,0.11828380816541811,0.11677170960605575,0.10182964179680448,0.09353103939551809,0.0821366420048101,0.08082662694479649,0.08041231339901013,0.07839177369576387,0.07035168263153715,0.06767417630161437,0.0676407196767938,0.062276408746253925,0.06175532170899754],"twin_dists":[0.14756309053043537,0.1503656168370217,0.20800757072327222,0.211033666729911,0.2181093080636534,0.219810512188277,0.2198521573018778,0.24994070124692544,0.2535678809669024,0.25403291037288245,0.25450666303006503,0.26194066275997074,0.2683515161643457,0.26915900468009035,0.2776067722310406,0.28272467350712815,0.29037164956063566,0.2913040933187841,0.2916015129319268,0.2930698474655304,0.2992331060645871,0.3014123908683463,0.30144006239869525,0.30602864225825505,0.3064914145962999],"n_dims_used":43,"mean_confidence":0.9022840455520985},"coverage":{"mean_confidence":0.9022840455520985,"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}}