{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005218},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005350","490:4900005073","490:4900005074","490:4900009371","490:4900005213","490:4900008933","490:4900004649","490:4900005484","490:4900005078","490:4900005337","490:4900009372","490:4900005612","490:4900008821","490:4900005611","490:4900010962","490:4900005349","490:4900005064","490:4900011874","490:4900004795","490:4900007933","490:4900004933","490:4900012127","490:4900009775","490:4900010862","490:4900005483"],"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":[0.269727114220091,0.268065537714529,0.2664068714434793,0.23839225252336846,0.2258683999828034,0.21824855288485973,0.20841877873748682,0.20705213427231112,0.20049914669069904,0.19204629377761356,0.1900013667720904,0.18997650517100664,0.18713535416790114,0.17937245356401235,0.17206003154288924,0.16604788169697013,0.15126884674840677,0.14752846928768062,0.13921758760179664,0.13885214484565375,0.13864116604794677,0.1369430875915428,0.13187158123968704,0.13091415767642756,0.12996888070120804],"twin_dists":[0.2102478639520236,0.21074301973166196,0.21123921045140984,0.2199322225463806,0.2240327565417489,0.2266018192110283,0.23000664369690357,0.23048859042096906,0.23283024182658807,0.23593006817058024,0.23669417854921598,0.2367035036244538,0.23777483453868187,0.24076158158549138,0.24366003418063542,0.2461098635408746,0.25241777910825114,0.25408536022233186,0.2579058275939226,0.2580776729331503,0.2581770371547399,0.2589809210361406,0.26142716177631786,0.2618968841358281,0.26236319553359927],"n_dims_used":45,"mean_confidence":0.9272215101453993},"coverage":{"mean_confidence":0.9272215101453993,"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}}