{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003087},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940003399","480:4800003225","480:4800003711","494:4940008530","480:4800003534","494:4940001056","466:4660000965","480:4800003580","480:4800002821","494:4940006600","480:4800003044","480:4800004107","480:4800003666","469:4690002682","490:4900000905","493:4930000776","468:4680005616","470:4700005684","480:4800003308","480:4800004587","480:4800003812","480:4800003085","494:4940000592","490:4900000705","480:4800002790"],"twin_admin_codes":[494,480,480,494,480,494,466,480,480,494,480,480,480,469,490,493,468,470,480,480,480,480,494,490,480],"twin_sims":[0.108699044367743,0.10864321839251437,0.08712469834389747,0.0837121902601288,0.07719917912843645,0.07162130864597788,0.06598890995191542,0.061667166765910546,0.05392503083381581,0.05355985737308538,0.05252775187808941,0.04266799050448457,0.03800838666531442,0.034824991825626206,0.029652050086822757,0.02695758659939257,0.026582365213248926,0.026289551571855845,0.02515594774950742,0.025091122035383863,0.024175799965629845,0.02326916707905328,0.02267612687418995,0.022325823091935995,0.022181355755792973],"twin_dists":[0.273611503822402,0.2736431710721551,0.2869265097248084,0.2892658317530974,0.2939508380560649,0.29822319484909143,0.30282032884648075,0.3065700206747912,0.313864506518362,0.314229459176984,0.3152722181179158,0.32620512056240514,0.33213091083876184,0.33654386665384295,0.3445090128843559,0.3491421673156584,0.3498186731657688,0.3503523449522722,0.3524680132083276,0.352591471065509,0.3543647768338993,0.35617950143449645,0.35739998672252643,0.3581339928528154,0.35843961723387446],"n_dims_used":43,"mean_confidence":0.9187506742255632},"coverage":{"mean_confidence":0.9187506742255632,"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}}