{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001775},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000896","477:4770001654","485:4850007130","477:4770001949","477:4770001771","477:4770001260","477:4770001712","500:5000000839","477:4770002138","477:4770002016","499:4990003515","477:4770001237","477:4770000835","485:4850007758","485:4850006964","477:4770000900","477:4770001650","499:4990002808","477:4770001769","477:4770001258","477:4770001577","467:4670000411","500:5000000779","472:4720003801","467:4670000583"],"twin_admin_codes":[477,477,485,477,477,477,477,500,477,477,499,477,477,485,485,477,477,499,477,477,477,467,500,472,467],"twin_sims":[0.6662543735752103,0.5208069645749682,0.435994146151633,0.399093844834724,0.3679243339749027,0.3216449586032492,0.31741575234867625,0.29727216056421757,0.27194463688959325,0.2607561682861565,0.25461718279738554,0.2545058354165312,0.2477165247713418,0.23000805156204424,0.2294593916174075,0.22674267191432804,0.2184257907510678,0.21657129186147941,0.21642452305812976,0.2137346403673686,0.20922876594289166,0.20596363611262852,0.20120673082340904,0.19935710794622014,0.19876199210430567],"twin_dists":[0.11704332304053858,0.1483500750229713,0.16734431880209572,0.1760322738761929,0.18365905493060775,0.19561589518434444,0.19675387675635714,0.20229652987906163,0.20958996313566441,0.21294422524818393,0.2148230889529365,0.21485743045599673,0.21696972185609786,0.22266116053202387,0.22284200515780803,0.22374170475772537,0.226541386639977,0.22717535231749655,0.22722568133404497,0.22815218169124146,0.2297220174971935,0.23087400432004337,0.23257488535507428,0.23324369943384607,0.23345979977254452],"n_dims_used":45,"mean_confidence":0.9201182047526042},"coverage":{"mean_confidence":0.9201182047526042,"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}}