{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008829},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008940","490:4900008939","490:4900009571","490:4900008716","490:4900009566","490:4900008051","490:4900009570","490:4900004930","490:4900008606","490:4900011539","490:4900008934","490:4900009058","490:4900008162","490:4900009158","490:4900008942","490:4900009054","490:4900010784","490:4900009265","490:4900009882","490:4900008384","490:4900009161","490:4900009169","490:4900011875","490:4900009774","490:4900009567"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5938807598556973,0.5733894618276282,0.45106199149996107,0.40158295245777076,0.38276423038266316,0.33534999158274226,0.25483234116153924,0.24246212496538383,0.22297391103890815,0.19212335588501858,0.18987010911031993,0.18223018113303746,0.18183351715923415,0.18119838485331044,0.1757867084200737,0.1722124060706105,0.17012178175038348,0.16481202311118828,0.1639880645658622,0.1629909478140806,0.16245544427590206,0.16084650002858095,0.15983169843031145,0.15916110208072085,0.15829461863423755],"twin_dists":[0.13258356109066496,0.13697789019967754,0.16388395221417737,0.1754354997248377,0.1799908647934443,0.1919842381738048,0.21475675729016847,0.21863009368149267,0.22500173051486513,0.2359013842420606,0.23674342023755574,0.23965166333801416,0.23980498513195347,0.2400509746752416,0.2421721407419193,0.24359874862132594,0.24444301951298922,0.24662133838354128,0.24696388515646406,0.24738008884055163,0.24760437340835414,0.24828148807636655,0.24871109466523803,0.24899607489357062,0.24936559769346453],"n_dims_used":45,"mean_confidence":0.9272471957736546},"coverage":{"mean_confidence":0.9272471957736546,"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}}