{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003587},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770003530","477:4770003977","477:4770003593","477:4770003847","477:4770003531","499:4990001288","499:4990000822","477:4770003590","499:4990001093","499:4990000334","499:4990000992","499:4990000661","477:4770003700","477:4770003529","499:4990000991","477:4770003646","477:4770003956","499:4990000588","477:4770003759","477:4770003767","499:4990000911","477:4770004001","477:4770003768","477:4770003645","499:4990000990"],"twin_admin_codes":[477,477,477,477,477,499,499,477,499,499,499,499,477,477,499,477,477,499,477,477,499,477,477,477,499],"twin_sims":[0.9035507704023429,0.8880515466609243,0.885237290352615,0.8664961851505416,0.865064910966456,0.8639695037590989,0.8598076803747791,0.8541726228656414,0.8514398845639268,0.8511582954900481,0.8260301045546339,0.8231688116204321,0.8038774720995099,0.8033776900877735,0.801551486310106,0.8011949301152232,0.7919658649806812,0.7850568619053098,0.7817038475409733,0.7808277109690908,0.77320765297645,0.7677183358006316,0.7676101663998633,0.7672127366334972,0.7642184266777815],"twin_dists":[0.05849342101268815,0.06328646364634002,0.0641268469512435,0.06952776364361979,0.06992766913057302,0.07023263740299615,0.07138290825626864,0.07292009420797282,0.07365758716873036,0.07373329498230001,0.0802964832935106,0.08102210952811506,0.0858171498111328,0.08593929895772232,0.08638480664525476,0.08647163974050591,0.08870284636136067,0.09035365902537684,0.09114919099981016,0.09135647910369207,0.09314955212496413,0.09443087490077225,0.09445604059532739,0.09454847584770126,0.09524354746569401],"n_dims_used":45,"mean_confidence":0.9241644965277778},"coverage":{"mean_confidence":0.9241644965277778,"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}}