{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870004699},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660011030","490:4900002026","490:4900002632","496:4960008262","487:4870008197","490:4900008537","487:4870002873","466:4660014530","496:4960007912","466:4660014198","496:4960011549","490:4900003485","466:4660013436","466:4660013028","496:4960005276","490:4900000907","487:4870007911","490:4900003078","490:4900001294","493:4930007096","466:4660014235","490:4900001045","490:4900000776","490:4900001340","490:4900000837"],"twin_admin_codes":[466,490,490,496,487,490,487,466,496,466,496,490,466,466,496,490,487,490,490,493,466,490,490,490,490],"twin_sims":[0.5416908121591412,0.5222013972132977,0.44743401245257,0.4071597558835472,0.39365164431052585,0.38167901394981424,0.36383700979234174,0.359172915171153,0.3517585209154416,0.34085626914621003,0.3248600347276621,0.3247761006220712,0.3200701545804867,0.31959970566401735,0.3174620592162108,0.31572498887150896,0.3056628732572199,0.3043018125389777,0.3021853195701418,0.2962748334318651,0.29561014339601144,0.2921828743786046,0.28957546577006565,0.2868054796575863,0.2858573459875154],"twin_dists":[0.1438104012824002,0.14804574442610435,0.16471302964705142,0.17410445484157916,0.17734302150895986,0.18025674009022716,0.1846821864730524,0.18585682128396147,0.1877403308496743,0.19054799439686776,0.19475638372636356,0.1947787621417411,0.19603865103947707,0.19616516910031043,0.1967413706117031,0.1972112108475096,0.19996221975283174,0.20033831257478313,0.20092509234372768,0.20257653870937983,0.20276346494093378,0.20373125569298825,0.20447205496333504,0.20526341741408097,0.20553534266251366],"n_dims_used":43,"mean_confidence":0.909727229628452},"coverage":{"mean_confidence":0.909727229628452,"n_dims_used":43,"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}}