{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990001092},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990001000","488:4880000159","499:4990001243","489:4890002402","499:4990003551","499:4990002625","472:4720003959","470:4700008363","489:4890001819","499:4990000749","496:4960005949","477:4770003914","485:4850000422","499:4990000284","470:4700005006","500:5000001953","470:4700004138","467:4670000330","500:5000011328","472:4720007051","499:4990004143","468:4680000957","485:4850003022","488:4880000187","499:4990003994"],"twin_admin_codes":[499,488,499,489,499,499,472,470,489,499,496,477,485,499,470,500,470,467,500,472,499,468,485,488,499],"twin_sims":[0.5406012427702003,0.510738796705568,0.4659232602064456,0.4604722524937887,0.4405023404642185,0.4195630816388269,0.39668444450788654,0.3951049304964498,0.3888532532625331,0.38825404984430006,0.38352505234380607,0.37418365788140684,0.3723257980082391,0.36845065830919926,0.36638012976623996,0.3659735814555483,0.3656986672825749,0.35828219796518673,0.35359062699858457,0.3455924866207791,0.3433700069403639,0.3420599826537335,0.34139178467494613,0.34089982182004924,0.33844393128038125],"twin_dists":[0.14404636314401284,0.15055326857003842,0.16051292246048565,0.1617448626734952,0.16630421967054648,0.17117254345866495,0.1766115552981442,0.17699218723058857,0.17850569106828185,0.17865135158398018,0.1798046808037683,0.18210316289438813,0.18256362088612543,0.1835277215438867,0.18404492274877218,0.18414664715454976,0.18421546693680008,0.18608202806864318,0.18727301726632864,0.1893225249208143,0.18989645811017564,0.19023568468210938,0.19040897941480023,0.1905366841524052,0.19117567226191443],"n_dims_used":45,"mean_confidence":0.9265100267198351},"coverage":{"mean_confidence":0.9265100267198351,"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}}