{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010849},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010507","490:4900011091","490:4900010851","490:4900011376","490:4900010510","490:4900010767","490:4900010852","490:4900011380","490:4900011630","490:4900010593","490:4900011977","490:4900011910","490:4900011442","490:4900011375","490:4900009860","490:4900011374","490:4900011236","490:4900011314","490:4900010594","490:4900010508","490:4900007999","490:4900010056","490:4900010422","490:4900011512","490:4900011381"],"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":[0.6723009858365775,0.5535619462054402,0.44565606610463976,0.3757477229394125,0.3701568425024565,0.3235227249458421,0.3107991625400143,0.30518555984985213,0.22833727320827138,0.21207888353734966,0.21145905402063167,0.20220507824404657,0.18769155464019197,0.18346840008385412,0.17994082836362896,0.17982829631443376,0.17939703683804867,0.17689034838728918,0.1657210993543274,0.15839608925431792,0.15617391022442073,0.15423574472885695,0.15409332021916433,0.14933333104404087,0.14640058349013016],"twin_dists":[0.11573400321088043,0.1412448929289619,0.16512025720627568,0.18171639041565915,0.18310262042055447,0.19511331892331085,0.19855157546914773,0.2000940020010185,0.22321275965986387,0.22872641207290081,0.2289421551377185,0.23221564560007274,0.2375642118736035,0.2391745675520378,0.24053983729475373,0.2405837008097751,0.24075198043274085,0.24173582936455312,0.24624483829258673,0.249322248211861,0.2502762638966647,0.25111647984304974,0.2511785266048866,0.2532768518111896,0.25459432535795967],"n_dims_used":45,"mean_confidence":0.8915696038140191},"coverage":{"mean_confidence":0.8915696038140191,"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}}