{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003660},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003662","490:4900002550","490:4900003803","490:4900003395","490:4900002994","490:4900003529","490:4900003661","490:4900002697","490:4900003792","490:4900002996","490:4900003127","490:4900003262","490:4900003654","490:4900003949","490:4900003794","490:4900002698","490:4900003263","490:4900002991","490:4900003535","490:4900003398","490:4900004365","490:4900003266","490:4900002990","490:4900002092","490:4900003261"],"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":[0.4703785301533805,0.39735740560592003,0.3386725502524299,0.33847233668508525,0.2994853760865948,0.2345188277275279,0.23252528054728228,0.22658528179909804,0.20749020114094613,0.18386526000337217,0.17260731319776762,0.16653140195950056,0.15436732247624366,0.15205935470084195,0.14657577514684925,0.145333502615264,0.13642729656383462,0.13499329814646555,0.12759305230317208,0.11900135222689169,0.11294117734302137,0.10809114047624752,0.10527831412670038,0.10436004745849774,0.10377723470283075],"twin_dists":[0.1595097203816723,0.17644959654641662,0.19111608387213208,0.19116826735671402,0.20167711385222267,0.22118501464501614,0.22183507775061004,0.22379404610777712,0.23033387068171923,0.23902213497589359,0.243440096037003,0.24591050061609634,0.2510591957230009,0.25206923951139787,0.2545150793382237,0.25507852925243735,0.25922657672547145,0.2599132233244126,0.2635466242815208,0.2679710983084499,0.2712411271019639,0.27395701782771326,0.2755756568207692,0.2761113495714291,0.27645325415764616],"n_dims_used":45,"mean_confidence":0.9187149047851563},"coverage":{"mean_confidence":0.9187149047851563,"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}}