{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000608},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001011","480:4800000436","480:4800000331","480:4800001091","480:4800000430","480:4800000534","480:4800000433","480:4800000396","480:4800000535","480:4800000310","480:4800000467","480:4800000428","480:4800001195","480:4800000726","480:4800000406","480:4800000648","480:4800000509","480:4800000472","480:4800000918","480:4800000607","480:4800001196","480:4800000408","480:4800000505","480:4800000432","480:4800001048"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.541211371598552,0.5255196508786295,0.49251928706307657,0.446923285267402,0.43659214799664425,0.4240731154523472,0.41373914780103366,0.3831289249897021,0.37394713057009893,0.3565807755673795,0.3016621980840932,0.28293483636933836,0.2801305404683512,0.25979016224783386,0.238235325983384,0.23461448720723163,0.22143402790354297,0.20868030602029541,0.19949197199633187,0.19937254089752318,0.19071414541321835,0.18972465295703228,0.18719043486103215,0.1825900618316265,0.17158486220363883],"twin_dists":[0.14391422013568772,0.14732229270722907,0.15456937315807026,0.16482994555123254,0.1672061085371971,0.17011568920645068,0.17254445979334762,0.17990159672876174,0.18216172196262598,0.18651301170091275,0.2010704914653524,0.2063769491682421,0.207189463495355,0.21323801273103396,0.21998271845815617,0.2211539129349598,0.2255206488387577,0.2299146618815012,0.2331947890665624,0.23323810129798067,0.23642719178564864,0.2367980163355412,0.23775395694131388,0.23951276313425254,0.24385139881053133],"n_dims_used":43,"mean_confidence":0.9127782777298329},"coverage":{"mean_confidence":0.9127782777298329,"n_dims_used":43,"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}}