{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004800},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001669","496:4960001551","489:4890004666","468:4680000612","489:4890004389","479:4790001658","472:4720007241","489:4890004340","496:4960001880","496:4960002293","489:4890004902","479:4790000000","489:4890004736","496:4960001804","479:4790002634","496:4960003768","499:4990000448","496:4960003487","499:4990000568","489:4890004076","472:4720006247","488:4880001030","472:4720006331","489:4890004519","479:4790002816"],"twin_admin_codes":[496,496,489,468,489,479,472,489,496,496,489,479,489,496,479,496,499,496,499,489,472,488,472,489,479],"twin_sims":[0.48457852518106165,0.48281458188262694,0.44815651898449205,0.43635667005755285,0.4312523585392249,0.42597013993009164,0.4210833830546256,0.4020097686531854,0.3996740703703577,0.3991462933212275,0.39628216465078153,0.38724297455903495,0.38552801864609004,0.3777170793607444,0.3768597279507829,0.36163522971547407,0.35946582711519937,0.3375977977240601,0.3363387646707888,0.33570528242195224,0.3353431036449316,0.3351490034581997,0.33468832244499125,0.3331645720536267,0.3272395420069702],"twin_dists":[0.1563330429653299,0.15672601669670574,0.16454771927607997,0.1672605232501264,0.16844293839481098,0.16967255838307305,0.17081575300794924,0.17533333719996744,0.17589301159186632,0.17601968171363058,0.1767084305631503,0.1788973747783921,0.17931536826375635,0.18123051275529645,0.18144188539945627,0.18523573638016735,0.1857828246227168,0.1913964015996133,0.19172539670718877,0.1918911824407371,0.19198604275095552,0.192036903506088,0.19215768140817113,0.1925578120198639,0.19412329076369433],"n_dims_used":45,"mean_confidence":0.9159878200954861},"coverage":{"mean_confidence":0.9159878200954861,"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}}