{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001029},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000673","494:4940008512","490:4900003077","494:4940007720","496:4960007782","490:4900000565","490:4900000695","490:4900001587","496:4960008760","490:4900001053","490:4900001293","490:4900000791","496:4960008153","490:4900001725","494:4940008432","490:4900001594","494:4940008312","490:4900000563","490:4900000824","496:4960008476","494:4940007610","487:4870005551","494:4940007284","496:4960008865","494:4940008122"],"twin_admin_codes":[490,494,490,494,496,490,490,490,496,490,490,490,496,490,494,490,494,490,490,496,494,487,494,496,494],"twin_sims":[0.5048162366154605,0.4622580033802795,0.4546964906292272,0.424900774091456,0.42130401235748566,0.4023438794503227,0.38998642909425707,0.3864889464699774,0.3805279952574445,0.3712906767382903,0.3589732276249778,0.33988379013004205,0.33912268683151725,0.3340608999291694,0.32956099070830547,0.3152491945492897,0.3147421047883088,0.31414190996455815,0.3097498173694446,0.3072865180482038,0.2990084967757182,0.29794940536492764,0.29478862862338423,0.2947428298845227,0.2934660397712431],"twin_dists":[0.15185441387828197,0.16134071808958078,0.1630558682891947,0.16992225318077359,0.17076402010125544,0.17525339875381063,0.1782305153982059,0.17908104890347368,0.18053913436598348,0.18282066066166444,0.18590728490223682,0.1908007405765524,0.19099882126052486,0.19232231970552888,0.19350809100334815,0.19734015803567956,0.19747770824960967,0.1976406762241186,0.1988386754682332,0.19951483284811447,0.2018103513600318,0.20210670187781915,0.20299483677095048,0.20300774674655833,0.2033681331394331],"n_dims_used":45,"mean_confidence":0.9155858357747396},"coverage":{"mean_confidence":0.9155858357747396,"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}}