{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000590},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000691","477:4770000689","477:4770000742","477:4770000741","477:4770000740","477:4770000915","477:4770000591","477:4770001047","477:4770000474","477:4770001280","477:4770000738","477:4770000693","477:4770000681","477:4770000367","477:4770000532","477:4770000589","477:4770000805","477:4770000418","477:4770000588","477:4770000636","477:4770000808","477:4770000584","477:4770000690","477:4770000747","477:4770000748"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.967383774816329,0.9329093305098081,0.8962163324631063,0.8773597870250417,0.8680118501961878,0.8488914029512972,0.8112863089553903,0.7786182866023396,0.7781319529656804,0.7743899132524106,0.7652012302530822,0.756597789008289,0.7215417709210354,0.7210042773593218,0.7112360735235638,0.708688106481876,0.7083414621664446,0.705894106986199,0.7028893878816082,0.6993045373899099,0.6926482946886139,0.6902593144108596,0.6856352192432471,0.6742269628983274,0.6696322327694353],"twin_dists":[0.033446143124532736,0.048402346075268964,0.06079831137022899,0.06643638558161849,0.06910248191894638,0.07434086729151552,0.08399461251339072,0.09187816510619844,0.09199279817350138,0.09287247641704438,0.09501566962366698,0.09700215631415891,0.10492781716006849,0.10504754163821903,0.10721544023929444,0.10777857253536337,0.10785511390948468,0.10839503085307803,0.10905679754116142,0.10984479112796441,0.11130371160689193,0.11182607167544034,0.11283537657831463,0.11531632952030005,0.11631224728218104],"n_dims_used":45,"mean_confidence":0.9209413316514757},"coverage":{"mean_confidence":0.9209413316514757,"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}}