{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000063},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960009177","494:4940008601","490:4900000551","490:4900000040","490:4900000124","496:4960008491","490:4900001901","490:4900000393","496:4960008279","496:4960008390","490:4900000024","496:4960008590","490:4900000389","496:4960008490","496:4960009279","494:4940004116","490:4900000006","494:4940004530","490:4900003220","494:4940008913","494:4940003878","469:4690001652","494:4940008613","487:4870002450","494:4940003943"],"twin_admin_codes":[496,494,490,490,490,496,490,490,496,496,490,496,490,496,496,494,490,494,490,494,494,469,494,487,494],"twin_sims":[0.29803496337048524,0.2814871365722606,0.22168324322659277,0.20456578167706263,0.1842101219949259,0.17001907023347698,0.15855227778739292,0.15080704056291408,0.1504618772122621,0.14665018575716995,0.1459937776096912,0.14322138367666504,0.13774467695609766,0.1230382648057527,0.11468278353595154,0.10348429591209735,0.1023891465834701,0.09713381898115847,0.09196559401385836,0.09130721494533842,0.08968976711884845,0.0869539762472567,0.08548588611352413,0.08475749325324128,0.08397595479499395],"twin_dists":[0.2020827384740064,0.20679579247053342,0.2254365038002367,0.23137100250071801,0.23888986281832827,0.2444846895027783,0.2492555620994305,0.2526220121995027,0.25277496082764755,0.25448144171300696,0.2547786105021677,0.25604475745551525,0.2586005189822197,0.2658629333500095,0.2702878339902558,0.27662567074552596,0.277273639359978,0.28046068057722146,0.2837298789011329,0.28415668040475495,0.2852156459664103,0.28704179240860006,0.288040648957753,0.2885413110756089,0.28908233316788606],"n_dims_used":45,"mean_confidence":0.9157014634874132},"coverage":{"mean_confidence":0.9157014634874132,"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}}