{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010515},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010430","490:4900010429","490:4900011321","490:4900010856","490:4900010683","490:4900010859","490:4900008679","490:4900010690","490:4900009534","490:4900007790","490:4900009865","490:4900009858","490:4900011016","490:4900010249","490:4900011517","490:4900010334","490:4900010504","490:4900010333","490:4900010854","490:4900008918","490:4900010247","490:4900010244","490:4900010345","490:4900008351","490:4900011095"],"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":[0.5815384195445192,0.5508355654869365,0.41252499589708275,0.3540283367092278,0.23469383153270254,0.15814270047578205,0.14293688788636955,0.12548532721409414,0.11212555200462507,0.10974268612032947,0.10310019586447211,0.08177620330338987,0.07909141364559079,0.07865317376613053,0.061576920866433606,0.05790406341958904,0.056873745710084606,0.055723616409870495,0.05103944586080428,0.050170982321629504,0.048751670314689015,0.0479966718040953,0.04737803449961128,0.04722400713630229,0.04523305304308246],"twin_dists":[0.13522899825251616,0.14183328019334282,0.17283151801316873,0.18716155740114196,0.22112812206399687,0.24943053684776434,0.25617571195874084,0.2646105552671795,0.2716914697501432,0.27302180435714357,0.27685232009308236,0.29062700886185916,0.2925580133673908,0.292878187805326,0.3066505867864598,0.3100149289120418,0.31099022700985773,0.3120963231151875,0.3168062577933642,0.3177186802706131,0.3192385603797605,0.3200621557034602,0.3207451062249098,0.3209163045523704,0.32317236293119034],"n_dims_used":45,"mean_confidence":0.8858700222439236},"coverage":{"mean_confidence":0.8858700222439236,"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}}