{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009774},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009775","490:4900009882","490:4900010183","490:4900010270","490:4900009776","490:4900010092","490:4900010272","490:4900010870","490:4900011539","490:4900010784","490:4900009566","490:4900011110","490:4900009158","490:4900011990","490:4900009772","490:4900009584","490:4900010282","490:4900009991","490:4900009891","490:4900009570","490:4900009169","490:4900010707","490:4900009061","490:4900010439","490:4900009788"],"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":[0.5438841709976786,0.5276300511518792,0.5092753360533507,0.45423482867286974,0.3408829195598906,0.31378656999098753,0.29926734685711953,0.29855885014976996,0.28194973971237786,0.2802922816973008,0.27851591508018547,0.27164617724395224,0.260394121220305,0.26025972621604376,0.2537654821665497,0.2505042266796347,0.2328821374397566,0.23285184490219257,0.23114032053913533,0.23091685906821197,0.2289257670729714,0.2255638843726702,0.2192713513278586,0.2167898721232606,0.21453498411218716],"twin_dists":[0.1433356618888452,0.14686271129089373,0.150874412494391,0.163160917897022,0.1905410734281127,0.1977372433270875,0.20173801461618668,0.20193609427798423,0.20666181242981926,0.20714246713579276,0.20765952381110847,0.20967831774872928,0.2130542528772532,0.21309512054767904,0.2150860114129164,0.21609799399521654,0.22171844446108777,0.2217283405571242,0.22228884919218372,0.22236223216389428,0.22301816805678704,0.22413430767125064,0.22625352904165044,0.22710044071666227,0.22787569382238096],"n_dims_used":45,"mean_confidence":0.9232972886827256},"coverage":{"mean_confidence":0.9232972886827256,"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}}