{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006544},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006665","490:4900004878","490:4900004602","490:4900005689","491:4910001388","490:4900007533","490:4900006423","491:4910001919","490:4900005687","490:4900007652","490:4900006918","490:4900004747","490:4900007543","491:4910002913","490:4900005416","491:4910001449","490:4900006199","490:4900005681","491:4910001912","490:4900005817","490:4900006547","490:4900004473","491:4910002566","490:4900005554","490:4900007406"],"twin_admin_codes":[490,490,490,490,491,490,490,491,490,490,490,490,490,491,490,491,490,490,491,490,490,490,491,490,490],"twin_sims":[0.6060464982835841,0.277028227589248,0.19289725604878755,0.11996024320434799,0.10880032910676077,0.09251925426758756,0.07994796512607616,0.07047707477486853,0.04750733391836122,0.03902354150143637,0.03806873180035958,0.034943756278768064,0.03446894517806935,0.029093178113387477,0.028256189232516483,0.027426447437994522,0.026491480601914644,0.02300106089575133,0.021499457314540154,0.019720359818353628,0.019573730251898375,0.016248283497371386,0.015564524287028026,0.015444196518846518,0.014437517511258121],"twin_dists":[0.1299781592756461,0.20809409988976557,0.23561376788994126,0.2674654563320391,0.27355408226816696,0.2833728281828886,0.291936314062847,0.2991327092340579,0.32060175140298697,0.3307895893060205,0.33205033415757595,0.3363731907902561,0.3370585256264771,0.3454393576718207,0.3468617995216203,0.34830814492189466,0.34998377140772613,0.35672788523916693,0.3599059702011045,0.3639315660318182,0.36427730477467696,0.37279941679771794,0.3747395962345562,0.37508876067967445,0.37810766479857044],"n_dims_used":44,"mean_confidence":0.8924419229680841},"coverage":{"mean_confidence":0.8924419229680841,"n_dims_used":44,"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}}