{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005338},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005205","490:4900005203","490:4900005072","490:4900008932","490:4900005074","490:4900007351","490:4900005337","490:4900005071","490:4900005210","490:4900010609","490:4900009877","490:4900005743","490:4900005081","490:4900005213","490:4900005343","490:4900005064","490:4900005079","490:4900005207","490:4900005073","490:4900005218","490:4900005078","490:4900004933","490:4900005350","490:4900005214","490:4900007348"],"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":[0.057521281148290464,0.05113034885812265,0.02525712328892296,0.01773665322258221,0.017172161992801305,0.01647545518314067,0.014178152252330203,0.011556168829846678,0.01096765823051281,0.0105917286896414,0.009865281894103486,0.009264713098947424,0.008777712603680963,0.007533118035816373,0.00658931812476243,0.004925861007119172,0.004635328795322894,0.004527779911604263,0.004360485728202003,0.004223543157051773,0.004054476036985738,0.0037951421419625724,0.003494219614844705,0.0029079256485576147,0.0025503659521228773],"twin_dists":[0.31037558624067796,0.31671150223691924,0.3522758769533578,0.36881253633561994,0.3702887990263952,0.37217068257039326,0.3789154916796404,0.38791123918382453,0.39017739400221474,0.3916822431219783,0.3947301495449007,0.3974049971670921,0.39969026673457686,0.4060918426762432,0.41161425167383964,0.4233691635450359,0.425784277248995,0.42671323844621606,0.4281988365655975,0.4294539423728855,0.431055509551785,0.4336343007413966,0.43683589189964617,0.44387122365494064,0.44882933281984155],"n_dims_used":45,"mean_confidence":0.9361662122938368},"coverage":{"mean_confidence":0.9361662122938368,"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}}