{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012233},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012236","490:4900012368","490:4900012314","490:4900013218","490:4900012232","490:4900012593","490:4900013045","490:4900012724","490:4900012666","490:4900012455","490:4900012456","490:4900012731","490:4900012732","490:4900000980","490:4900012243","490:4900012519","490:4900012298","490:4900012926","490:4900012920","490:4900012303","494:4940008251","490:4900013122","494:4940008250","490:4900012919","490:4900012383"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,494,490,490],"twin_sims":[0.4715368622232892,0.2433685625854174,0.2200357081561205,0.19524590402086356,0.18805779741172568,0.16324325345997392,0.15506963285947517,0.1454462745726031,0.14224051101317392,0.12650275100884137,0.10696698626238199,0.1054733422873323,0.10043736489414544,0.08469372174532896,0.07913469357788223,0.07553226509801823,0.07189939172283356,0.06250801931176014,0.061898958550682996,0.052964566644922335,0.04894852463319725,0.041912432550223505,0.04174913964112409,0.041035683156835694,0.03857439980691721],"twin_dists":[0.15924942501644013,0.2183420174375581,0.22599395579509607,0.23474578932305917,0.23742576147816738,0.24727460082577965,0.25075403879912184,0.255027233146835,0.25649707617496836,0.2640953054873179,0.2745999422800194,0.27546235090624654,0.2784419948202237,0.2885853076230763,0.29252647076347776,0.2952007591933345,0.29800393631434724,0.3058239698319246,0.30636353334550437,0.314828837777526,0.31902557129448184,0.32712765528017046,0.3273288741635126,0.3282158930092197,0.3313793514617854],"n_dims_used":45,"mean_confidence":0.9123876783582899},"coverage":{"mean_confidence":0.9123876783582899,"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}}