{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700003115},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["478:4780008692","478:4780005610","469:4690006586","478:4780006061","487:4870006627","498:4980000895","484:4840003762","479:4790003960","478:4780005606","498:4980000986","485:4850000590","466:4660012914","500:5000002936","481:4810003061","500:5000009768","496:4960004752","468:4680002584","468:4680002171","489:4890002932","468:4680002170","493:4930002842","474:4740001286","468:4680002785","474:4740001289","470:4700003116"],"twin_admin_codes":[478,478,469,478,487,498,484,479,478,498,485,466,500,481,500,496,468,468,489,468,493,474,468,474,470],"twin_sims":[0.023241319158285097,0.018623081664855937,0.0124377893580504,0.011734738417131553,0.010393226303458177,0.009494080125937525,0.008244065476373828,0.00801755327433274,0.007906758821996573,0.00784824938247222,0.0072111231916369145,0.006927514371280232,0.006537114792311295,0.006303565028027402,0.006064116421136783,0.005973589481002259,0.0058824648502499525,0.005767240101091507,0.005042246347497213,0.004443131622476355,0.003074985511207048,0.0030294170640561184,0.0029520486606386064,0.0029438372988113077,0.0025475646710792217],"twin_dists":[0.35623620575416387,0.3665753598571293,0.3847011182901655,0.38724389688449046,0.39249612891359603,0.3963656506104926,0.4023285094402334,0.4034948456280198,0.4040761335806277,0.40438605905117925,0.4079022736229532,0.40955808709507735,0.411940065289397,0.41342702721142977,0.4150040196603263,0.41561488877810937,0.41623828642347077,0.41703915833985394,0.42243775168754394,0.42745858276242904,0.44174340124334394,0.4423131151010447,0.44329858774910674,0.4434045608953982,0.44887063179557024],"n_dims_used":43,"mean_confidence":0.9047055798907613},"coverage":{"mean_confidence":0.9047055798907613,"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}}