{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770002685},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770002989","489:4890005283","477:4770002915","477:4770002833","477:4770003158","477:4770002144","489:4890005038","489:4890005117","477:4770003377","477:4770003068","477:4770003231","477:4770003078","489:4890005091","477:4770002994","489:4890005092","489:4890005228","489:4890005131","477:4770003447","499:4990000001","477:4770003234","477:4770002620","489:4890004907","489:4890004996","477:4770002477","477:4770003157"],"twin_admin_codes":[477,489,477,477,477,477,489,489,477,477,477,477,489,477,489,489,489,477,499,477,477,489,489,477,477],"twin_sims":[0.7860024268856382,0.6672879834963489,0.6311412032034925,0.5863210726732845,0.5667109553462751,0.5653065296777606,0.5536048911291122,0.5488377088215696,0.5485581976189002,0.5469821418198632,0.5360413611355753,0.5321775570833351,0.5319925883902252,0.5312228803417793,0.5300924593871736,0.5298489993744486,0.5276236419787425,0.5235292583840987,0.5184448233180485,0.5140775042649968,0.5086436054894014,0.503161728968993,0.5007569800628787,0.49371545839168296,0.4873414080542636],"twin_dists":[0.09012866454339417,0.11681971055641524,0.12460178408925035,0.13420349170920293,0.13841304667492435,0.13871509254654332,0.14123562851518465,0.14226474026400174,0.1423251245793612,0.14266570549805271,0.14503485345011313,0.14587374890672716,0.1459139398205752,0.14608121705993116,0.14632697868203665,0.14637992313789075,0.14686410640331843,0.14775611689212914,0.1488660411144951,0.14982149261154645,0.151013114028161,0.15221862055710936,0.15274856042964008,0.15430443781413938,0.15571841173022338],"n_dims_used":44,"mean_confidence":0.9200682206587358},"coverage":{"mean_confidence":0.9200682206587358,"n_dims_used":44,"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}}