{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011336},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011664","490:4900012137","490:4900011920","490:4900011115","490:4900011269","490:4900011601","490:4900011792","490:4900011197","490:4900009375","490:4900011118","490:4900011194","490:4900011530","490:4900009969","490:4900011408","490:4900011729","490:4900011724","490:4900009261","490:4900011864","490:4900011796","490:4900011595","490:4900011034","490:4900011806","490:4900010786","490:4900011196","490:4900011035"],"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":[0.4801767486641713,0.4166574563727725,0.40193677022913943,0.3925724933731655,0.3846530227297855,0.3837086931656342,0.37178691747432896,0.36646498195739724,0.36493052962969585,0.3550098045914621,0.3254669058314953,0.322449542238976,0.3170017447987464,0.30169447933370247,0.28475020348822716,0.2614971352850575,0.2570502327869488,0.2561713262534654,0.24928486409378217,0.23963937727512752,0.23706089266889402,0.2217226598831529,0.21197822648135495,0.20357816849413096,0.20046494194244546],"twin_dists":[0.15731451879584393,0.17185597964727967,0.17535080659516028,0.17760392526477803,0.17952897501168916,0.17975976776103483,0.18269739072741997,0.18402369862559997,0.18440789438447666,0.18691189245481013,0.19459467585429016,0.19540035179359333,0.19686573400338947,0.20106151479539577,0.2058535584093099,0.21271934093316486,0.21407505715565542,0.21434475430971997,0.21647852644355922,0.2195316891648865,0.22036131831988384,0.22542320095388055,0.22876141851880424,0.2317235457296417,0.23284260151986494],"n_dims_used":45,"mean_confidence":0.9181035359700521},"coverage":{"mean_confidence":0.9181035359700521,"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}}