{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870006473},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870005767","466:4660009747","470:4700005264","487:4870005283","466:4660014250","490:4900009616","493:4930000165","466:4660004456","485:4850008660","496:4960011446","500:5000008700","478:4780006812","466:4660004000","466:4660011708","496:4960003154","487:4870007343","493:4930000240","487:4870004734","487:4870005282","496:4960004050","500:5000001832","474:4740002990","496:4960012204","472:4720000338","493:4930001072"],"twin_admin_codes":[487,466,470,487,466,490,493,466,485,496,500,478,466,466,496,487,493,487,487,496,500,474,496,472,493],"twin_sims":[0.2449905768607531,0.06585289855718972,0.05760834406115169,0.037159706912248285,0.026347969176145538,0.02204244759363236,0.02203966313453394,0.019370376210457455,0.01644321123993595,0.015681778367589484,0.010847195572276182,0.010624186487285138,0.010203360033571007,0.010014559997765848,0.009529018902242217,0.009014150546945082,0.008402786167487297,0.007467494552241596,0.006407376994400391,0.006346414057855044,0.00614823508822526,0.0060742071062189,0.005940687051591444,0.005338252391502539,0.005113339615982269],"twin_dists":[0.21782824763122263,0.3029352321646117,0.31029338207302587,0.3332757626925466,0.35024546717774496,0.3587351160916162,0.3587410559851866,0.3647605556087569,0.3722594573879986,0.3744016284101787,0.3906545437130986,0.3915504555398636,0.39328766276148225,0.3940878727887333,0.3962093019193152,0.39856699166975507,0.4015282263768503,0.40645509824470694,0.4127600536485233,0.41315053881079505,0.4144437222578173,0.41493643894396026,0.415838983133626,0.42015378004364545,0.421878337846903],"n_dims_used":43,"mean_confidence":0.9135014733602834},"coverage":{"mean_confidence":0.9135014733602834,"n_dims_used":43,"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}}