{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011729},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011601","490:4900011119","490:4900011530","490:4900011118","490:4900011113","490:4900012209","490:4900011731","490:4900011595","490:4900011796","490:4900011920","490:4900011266","490:4900011664","490:4900012196","490:4900011526","490:4900011528","490:4900011191","490:4900011799","490:4900011657","490:4900012064","490:4900010949","490:4900011269","490:4900011194","490:4900011529","490:4900011670","490:4900010185"],"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":[0.6250428378443367,0.5520578007104257,0.5374953092191559,0.5311767737623087,0.5256131205556999,0.5254794648984229,0.5084190636659464,0.506903275013741,0.4976346484138878,0.4795322871973858,0.4777129582355879,0.47548801087508297,0.44914464799067166,0.4367513501090513,0.42858737489739207,0.4138498663961227,0.4109092473018858,0.4093035108500861,0.40059898396890997,0.39598537952627,0.39317184888754536,0.3804559356242493,0.374572852838581,0.37157123083069926,0.35952041241674],"twin_dists":[0.12590929201768172,0.1415694496309951,0.14471949098018835,0.14609123880604652,0.14730192920830606,0.14733104795679072,0.15106242478439422,0.15139545053757633,0.15343769099695628,0.15745845421754218,0.15786512200999778,0.15836313773918145,0.16432179668748131,0.16716932639163373,0.16906252967672034,0.1725183011363866,0.17321409580447836,0.17359495597750074,0.17567120922430352,0.1767799300376647,0.17745897944027406,0.18055682737155218,0.18200684617142934,0.18275095890070173,0.18576903846075848],"n_dims_used":45,"mean_confidence":0.9097172207302517},"coverage":{"mean_confidence":0.9097172207302517,"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}}