{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012864},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012797","490:4900012929","490:4900013159","490:4900012449","490:4900013201","490:4900012441","490:4900012796","490:4900012374","490:4900012460","490:4900012522","490:4900012516","490:4900012312","490:4900012793","490:4900012657","490:4900012971","490:4900013119","490:4900012597","490:4900012369","490:4900013262","490:4900012589","490:4900012922","490:4900012969","490:4900012524","490:4900013125","490:4900012299"],"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":[0.2379076217827281,0.23649190940984244,0.20561389828005025,0.19171271500406276,0.18912531156953313,0.18837962871945,0.1707065703044159,0.16620297061046893,0.1439006952969533,0.1259088789178947,0.11772680415216867,0.08901012484814214,0.08898410071160855,0.08051561668161367,0.07853437539274541,0.0769064409731256,0.07292650591899266,0.07266681919744329,0.07143833737560838,0.06728134977268252,0.06655384771697408,0.06521739633837162,0.06445588517337018,0.06288676672843405,0.061873276337881825],"twin_dists":[0.22008823722273466,0.2205451805273967,0.2309981343830827,0.23605432491725994,0.23702328484365995,0.23730425579518424,0.24420611456841723,0.24604587240578682,0.2557328471885545,0.2643956740391904,0.26864804119185487,0.2856651363929021,0.28568240183652494,0.29152724078407966,0.29296522774168465,0.29416876122608804,0.2971999999505193,0.2974023902869481,0.2983678376944685,0.3017379976451874,0.30234512407646114,0.30347469009605454,0.30412679823560557,0.30549060909178677,0.30638638057995266],"n_dims_used":45,"mean_confidence":0.9081824408637152},"coverage":{"mean_confidence":0.9081824408637152,"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}}