{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002697},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002698","490:4900003398","490:4900003949","490:4900002550","490:4900002994","490:4900002990","490:4900002991","490:4900003662","490:4900003803","490:4900003810","490:4900001246","490:4900004357","490:4900003792","490:4900003127","490:4900002996","490:4900003660","490:4900004217","490:4900003535","490:4900003257","490:4900001376","490:4900003529","490:4900003266","490:4900003654","490:4900001378","490:4900004354"],"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":[0.629541945694878,0.5079862365013126,0.45373041790346375,0.4211610447834585,0.4018147510872487,0.377798758038047,0.3567792898490224,0.33159930959567074,0.29618657535766363,0.2944775521030274,0.285751521799706,0.28315947728068996,0.26682038183936335,0.2390118342233496,0.23612581839146934,0.22658528179909804,0.22195237062420686,0.21714415986483573,0.21645451901516125,0.16382550818198136,0.16285034710328689,0.16188726532218006,0.15585122458382858,0.15509967153927953,0.14842568185672633],"twin_dists":[0.12494476409259374,0.15115749231568923,0.16327573958594319,0.17079754167105068,0.17538001043234352,0.18121038776831552,0.18646267205701136,0.19296988359496708,0.20260134468630292,0.20308254788683447,0.20556572667097903,0.2063120730510363,0.21111532945263145,0.21973306434336487,0.2206636325982583,0.22379404610777712,0.2253457065958101,0.22697912746783322,0.22721539344506653,0.24703161215469094,0.2474389247843631,0.2478429301316521,0.25041562043403587,0.25074100943979627,0.2536825368254283],"n_dims_used":45,"mean_confidence":0.9174691094292535},"coverage":{"mean_confidence":0.9174691094292535,"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}}