{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000871},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000314","490:4900000753","490:4900000543","490:4900000877","490:4900012799","494:4940007527","490:4900000380","494:4940007641","490:4900012802","490:4900001001","494:4940007953","494:4940007849","494:4940008157","494:4940007643","494:4940007533","494:4940006890","490:4900000462","490:4900012982","490:4900012319","490:4900000752","490:4900012866","490:4900000872","494:4940006781","490:4900012804","494:4940007851"],"twin_admin_codes":[490,490,490,490,490,494,490,494,490,490,494,494,494,494,494,494,490,490,490,490,490,490,494,490,494],"twin_sims":[0.42557613225883884,0.31098551377643574,0.21283979043757772,0.2097360932726072,0.16816461826929627,0.13704166102482865,0.13697902327932698,0.12327708348243557,0.11797107533211303,0.1095085353056694,0.10690569831103025,0.08786505095216203,0.0853813159929512,0.0836244714511761,0.08292386079695603,0.07709783214075824,0.0748615299469396,0.07460567863434349,0.07274007173372392,0.06908088020502443,0.06677235238089377,0.0660387869761397,0.06586638233281716,0.06528834461377861,0.06329738320120601],"twin_dists":[0.1697645280998314,0.19850064797259634,0.22846214777241047,0.2295441264363898,0.24524016923673345,0.258934052355311,0.25896383178154153,0.2657398788887934,0.26851786967968894,0.2731537300118438,0.27463514443136916,0.28642864362429016,0.2881123158937702,0.28932695921034535,0.2898170314925678,0.29402620843600563,0.2957099843205992,0.2959051981238619,0.2973452407550977,0.3002588764469889,0.30216220807071775,0.30277824084050137,0.3029238323381207,0.30341425200642386,0.30513105140945707],"n_dims_used":45,"mean_confidence":0.9121164109971788},"coverage":{"mean_confidence":0.9121164109971788,"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}}