{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000388},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000235","489:4890000385","489:4890001390","489:4890000400","489:4890000315","489:4890000718","489:4890000462","489:4890000144","489:4890000717","489:4890000343","489:4890000502","489:4890000225","489:4890000686","489:4890000463","489:4890000662","489:4890000274","489:4890000249","485:4850004386","489:4890000503","489:4890000713","489:4890001322","489:4890000454","489:4890001459","485:4850004311","489:4890000398"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,485,489,489,489,489,489,485,489],"twin_sims":[0.7128453893260683,0.7111958224202155,0.7064046175611514,0.7046379534457267,0.6922070402451723,0.6873858164876684,0.6781997653868262,0.6685516166886925,0.6610154623980207,0.6461569980794936,0.6406393122417043,0.638825117772204,0.6281176433371025,0.6280372922634027,0.6080883653765865,0.6073884561175883,0.5824669261406189,0.5786644413184394,0.5746537137911016,0.5703441902239444,0.562617944844813,0.5557822592340169,0.5557061908969201,0.5503037891732782,0.5478735337937878],"twin_dists":[0.10685927713196969,0.10722434349056972,0.10828247397145246,0.10867183591374367,0.11140024208438695,0.11245354034142531,0.11445375090808733,0.11654622331834186,0.11817551391851756,0.12137710965976908,0.12256308087649462,0.12295273934096715,0.12525016368638267,0.12526739101728118,0.1295409399924577,0.1296908099544921,0.13502985854779356,0.13584554977005767,0.1367064129848971,0.13763206463238317,0.1392935799226618,0.14076605318927204,0.140782453550895,0.14194809833878996,0.1424730580045264],"n_dims_used":45,"mean_confidence":0.9161898295084635},"coverage":{"mean_confidence":0.9161898295084635,"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}}