{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000877},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940007641","494:4940006890","490:4900000462","494:4940006781","490:4900000314","494:4940007533","490:4900000548","490:4900000380","490:4900000753","490:4900000383","490:4900000311","490:4900000871","490:4900000255","494:4940007643","490:4900000460","494:4940007527","494:4940007746","490:4900000543","494:4940007953","494:4940006783","490:4900000752","490:4900001001","490:4900000760","494:4940008156","494:4940007952"],"twin_admin_codes":[494,494,490,494,490,494,490,490,490,490,490,490,490,494,490,494,494,490,494,494,490,490,490,494,494],"twin_sims":[0.6244310782424927,0.411443400075036,0.3527449145632164,0.3228586494177624,0.28984586557523706,0.25934527218660836,0.2563190075175661,0.2551159051600305,0.24321410779966474,0.24199759923055214,0.23509692690745554,0.2097360932726072,0.19254518839693652,0.18201948961753694,0.17921900809877397,0.1773125469479781,0.1772472974319613,0.1563662190757969,0.14908317893423204,0.14587703711570096,0.13223188090233398,0.12955538958974952,0.12468453616144443,0.11788562045481818,0.11557353543443304],"twin_dists":[0.1260404055377301,0.17308754625995454,0.18748857542836248,0.1952908694687314,0.20439504668001743,0.21337354640208572,0.2142993966627684,0.2146693909321786,0.21839105584393512,0.21877799536173959,0.22099718404611357,0.2295441264363898,0.23574451233634808,0.23973307214867864,0.24082153177687476,0.2415694302506117,0.2415951283121618,0.25019331253050486,0.25338847846873097,0.2548315647095888,0.2612510601734023,0.2625679785264267,0.2650183313255295,0.26856338486892983,0.2698045671660742],"n_dims_used":45,"mean_confidence":0.9109732733832465},"coverage":{"mean_confidence":0.9109732733832465,"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}}