{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004944},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700006005","496:4960001665","470:4700004783","489:4890003789","469:4690001188","484:4840006222","489:4890004176","479:4790003610","477:4770001518","484:4840004150","470:4700006136","470:4700005724","489:4890004227","478:4780002875","470:4700000926","489:4890004844","469:4690002419","489:4890005173","489:4890001481","479:4790003504","470:4700001059","500:5000009214","479:4790003761","484:4840000540","493:4930005688"],"twin_admin_codes":[470,496,470,489,469,484,489,479,477,484,470,470,489,478,470,489,469,489,489,479,470,500,479,484,493],"twin_sims":[0.4749651130742198,0.449843438902111,0.27846544875498197,0.27528227462048993,0.24479827123619116,0.23479562951734623,0.23368209512987628,0.2299705649288215,0.228110526369821,0.22693881148805972,0.22515460676886373,0.22017561353641976,0.21917655028603097,0.2077092264897508,0.2009753861530553,0.19855505449307462,0.19426507522754174,0.18239420076413182,0.18177752360823954,0.17541578911697595,0.17539111225149326,0.17469230768829316,0.1740938075408115,0.1695319384594242,0.16476438240506935],"twin_dists":[0.15848028958559116,0.1641621400621355,0.20767424257918002,0.2086059406018668,0.2178890451707052,0.2210950409949256,0.22145741616528972,0.22267350749011033,0.22328782436977485,0.22367651066854602,0.22427093882070265,0.2259465097870686,0.22628576543965317,0.23025659721213518,0.23265830604613136,0.23353504827588936,0.2351073822623563,0.23958833402445812,0.23982664724500244,0.24231921736493156,0.24232901007554417,0.24260673077856515,0.2428452189995899,0.24468256500841012,0.2466411104339472],"n_dims_used":45,"mean_confidence":0.9195904201931424},"coverage":{"mean_confidence":0.9195904201931424,"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}}