{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007499},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001689","490:4900006278","490:4900004278","490:4900005628","494:4940008392","494:4940008391","490:4900010468","490:4900004688","466:4660003596","490:4900004968","490:4900007381","490:4900007733","490:4900005765","490:4900005642","490:4900004410","470:4700005009","466:4660004260","490:4900006016","466:4660003521","490:4900007620","466:4660008358","466:4660008091","466:4660004432","466:4660003592","490:4900008196"],"twin_admin_codes":[490,490,490,490,494,494,490,490,466,490,490,490,490,490,490,470,466,490,466,490,466,466,466,466,490],"twin_sims":[0.5263495029960484,0.38058304708686536,0.3559866421160912,0.3514060304403687,0.3182515755586992,0.3153614155177345,0.3054141063704778,0.30473658494592354,0.30096664296011305,0.2975191581012429,0.2887335738148273,0.2724149908755232,0.26972020403848584,0.26889995691561475,0.254992766254593,0.2503331901437828,0.2479522184633831,0.24367442978277523,0.24365642854088887,0.22807410457198127,0.21515793733519584,0.2091957054634928,0.2088172341853484,0.20736163089387927,0.2063934284771556],"twin_dists":[0.1471415275103698,0.18052561842388923,0.18666375958536216,0.1878303855561312,0.19652830319190212,0.19730973458731083,0.2000308873495549,0.20021806913224063,0.20126404548879914,0.20222726842039712,0.20471209603962917,0.20945084287089547,0.21024991929543724,0.21049412294755346,0.21470732258676553,0.21615129869897295,0.21689577681979452,0.21824496586828349,0.21825067547675056,0.22329988643427248,0.22766096917931453,0.22973362011990753,0.2298665341534347,0.23037925696049164,0.2307216582070425],"n_dims_used":45,"mean_confidence":0.9198249816894531},"coverage":{"mean_confidence":0.9198249816894531,"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}}