{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000781},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000745","495:4950001628","495:4950001568","480:4800000744","495:4950001165","480:4800000780","495:4950001336","495:4950001391","480:4800000558","495:4950001508","495:4950001388","495:4950001567","480:4800001178","480:4800000822","495:4950001506","480:4800000868","480:4800000390","480:4800001122","480:4800000911","495:4950000960","495:4950001390","480:4800000978","480:4800000636","495:4950001005","495:4950001116"],"twin_admin_codes":[480,495,495,480,495,480,495,495,480,495,495,495,480,480,495,480,480,480,480,495,495,480,480,495,495],"twin_sims":[0.6078025729592933,0.5929579253943131,0.5759823514703908,0.5585062327658002,0.5499034645190689,0.5431639224702886,0.5369177397399897,0.5227360334810044,0.5055260506095742,0.5018109616777185,0.4888845057275529,0.48424922073056215,0.4794100580419024,0.4768560385467596,0.4766837442485841,0.4737192829104599,0.45714767574305404,0.4518280503902972,0.44569789935060994,0.44304549761385476,0.4320340544354966,0.430497913871497,0.41658274122240946,0.40852788770270343,0.40611817038714365],"twin_dists":[0.129602136151107,0.13278125647888026,0.1364211726792638,0.1401789797550464,0.14203454609729863,0.1434915170060408,0.1448447461798689,0.14792911153700852,0.15169826109932483,0.15251620630623058,0.1553755969936045,0.15640637202453425,0.1574857601093884,0.15805683907869672,0.1580953996549259,0.15875958078677158,0.16249875907240735,0.16370920902614935,0.16511066847152228,0.16571931762569325,0.1682614946945036,0.16861818317740973,0.1718735803198703,0.17377915925001466,0.1743524337851395],"n_dims_used":42,"mean_confidence":0.9002722785586402},"coverage":{"mean_confidence":0.9002722785586402,"n_dims_used":42,"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}}