{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000444},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940008453","490:4900000531","490:4900000984","490:4900000983","490:4900000530","490:4900000536","490:4900000528","490:4900000539","490:4900000442","490:4900000449","494:4940007943","490:4900000533","494:4940008454","490:4900000257","494:4940007325","490:4900000445","494:4940006780","494:4940008144","490:4900012373","494:4940007936","490:4900000367","490:4900000441","494:4940007935","490:4900000534","490:4900000739"],"twin_admin_codes":[494,490,490,490,490,490,490,490,490,490,494,490,494,490,494,490,494,494,490,494,490,490,494,490,490],"twin_sims":[0.5552376445044166,0.43050680382675927,0.369643428652046,0.33968158514812885,0.27301344603975547,0.23409761879705107,0.2152356453784104,0.20210238969359812,0.17165589368362144,0.1675139911413475,0.16604821175378912,0.1598859814759573,0.14248031439929043,0.1366662637384833,0.1260945780945778,0.12051567647255217,0.11908577480981455,0.11683738921758624,0.11032512669605381,0.10444764626682995,0.10011159186103087,0.08825649821605859,0.08674620227513213,0.08131541828526728,0.07869570984987499],"twin_dists":[0.1408834797190739,0.16861611746438918,0.18323043627802404,0.19085334210848723,0.2092740466721029,0.22132206104291696,0.22763421357166155,0.23225254012998764,0.24382276824327576,0.24550664593427785,0.24610972731056885,0.24868806433344007,0.25638627987490825,0.2591126775751366,0.26430163587521466,0.2671739770021412,0.26792645579401114,0.2691237645065503,0.2726945866519244,0.2760600887605237,0.27863873119156685,0.2861667521791732,0.28718233803311743,0.2909547754970924,0.29284704859504823],"n_dims_used":45,"mean_confidence":0.9110914442274306},"coverage":{"mean_confidence":0.9110914442274306,"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}}