{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013184},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013185","490:4900012458","497:4970001773","490:4900013115","490:4900013150","490:4900013186","490:4900013163","490:4900013226","490:4900013053","490:4900013201","490:4900000879","490:4900013024","497:4970001934","490:4900012520","490:4900012307","490:4900013125","490:4900012536","490:4900013123","490:4900012725","490:4900012599","490:4900012526","490:4900012381","490:4900012669","469:4690006395","490:4900012657"],"twin_admin_codes":[490,490,497,490,490,490,490,490,490,490,490,490,497,490,490,490,490,490,490,490,490,490,490,469,490],"twin_sims":[0.03832708406171045,0.037684040548220166,0.03019851889588408,0.029537117866244387,0.026514127199111694,0.02536324829484768,0.022904875409696452,0.021762534321929337,0.02054182384661933,0.019387085098064267,0.018939959695170643,0.016674839073679403,0.014984131001460085,0.014570087351874693,0.014498606734924141,0.014290724299507852,0.013483495321194283,0.013386887533836262,0.012183919466679205,0.011800757968455125,0.0116981230119619,0.011271525809054205,0.011186995569617329,0.010930857682360668,0.010838430904310522],"twin_dists":[0.3317065839472555,0.3325658645502701,0.34361374929111416,0.3446991020698627,0.34994258665164774,0.3520750547974461,0.3569259747110797,0.3593355240079763,0.3620351112367259,0.36472068197643887,0.3657981886235393,0.3716250982403104,0.37644623983802744,0.3776996908270429,0.37791925854549424,0.3785632832761373,0.3811451744365114,0.38146326166396854,0.385604254289759,0.38699945222953847,0.38737999611458046,0.3889941695543728,0.38932044582369635,0.3903226636077945,0.39068944399442634],"n_dims_used":45,"mean_confidence":0.9120557149251302},"coverage":{"mean_confidence":0.9120557149251302,"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}}