{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006910},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006932","490:4900006685","490:4900006810","490:4900006682","490:4900005695","490:4900006565","490:4900006807","490:4900007300","490:4900006563","490:4900007299","490:4900007305","490:4900007645","490:4900007655","490:4900007654","490:4900007301","490:4900005431","490:4900007407","490:4900007297","490:4900006933","490:4900005696","490:4900006549","490:4900006202","490:4900004630","490:4900002220","490:4900007306"],"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":[0.1704457598340163,0.15379972800986771,0.12963321251072368,0.12139308407187384,0.11140942650627218,0.08192972037810325,0.07959964488221702,0.07515597821152918,0.06944903366602616,0.06249099960348769,0.05783772884521061,0.05723583383549149,0.05164470746919422,0.04441127433573374,0.04214428485595665,0.03967272090357812,0.03609650914101677,0.0352733606092051,0.030534722342373605,0.027004608911314554,0.026098474767280118,0.02500390563914253,0.024933832101611035,0.024882715131271167,0.024709977248864413],"twin_dists":[0.2443117000106123,0.25130656177437183,0.2625293987705206,0.2667156157172555,0.27208896252639564,0.29051813704063656,0.29218848274188086,0.29548598648220076,0.2999601427065979,0.30583898883176086,0.3100772882067249,0.3106458254382155,0.3161779686915787,0.3241278969193538,0.3268430850529839,0.32994722558450723,0.3347417152973566,0.3359020902024934,0.34306983413960035,0.34905796147113577,0.3507033658807564,0.3527580067437602,0.35289217312016974,0.35299025006986023,0.3533229724452836],"n_dims_used":45,"mean_confidence":0.8911509195963542},"coverage":{"mean_confidence":0.8911509195963542,"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}}