{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004875},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004734","487:4870006904","490:4900005528","490:4900005784","487:4870004851","466:4660001237","470:4700004331","490:4900001457","487:4870007051","490:4900001217","490:4900006179","490:4900005540","470:4700002282","490:4900001758","490:4900005141","490:4900005807","487:4870006905","490:4900002932","496:4960012073","496:4960000573","496:4960000153","466:4660002798","466:4660001935","490:4900006166","466:4660003434"],"twin_admin_codes":[490,487,490,490,487,466,470,490,487,490,490,490,470,490,490,490,487,490,496,496,496,466,466,490,466],"twin_sims":[0.5429609848514407,0.527503688276929,0.48733309347024506,0.4841419348884425,0.4669483453711374,0.4612112290730502,0.4568177165002581,0.4436851394622002,0.44127407417459946,0.4077754608228203,0.3953441005795876,0.3884577997371962,0.38703516044321323,0.38330264065134023,0.3814888457766781,0.3797698056611815,0.3721194964959568,0.371609556856502,0.37063683310754414,0.3698950427009243,0.36840976956870636,0.3628536563862127,0.36257139645104974,0.3614731301515309,0.3589691049856787],"twin_dists":[0.14353543755834267,0.14689021792607487,0.1557202597902228,0.15643026562932405,0.16028181248017828,0.16157755308471486,0.16257368947861392,0.16557241068252027,0.1661265899960282,0.1739580012126044,0.17693450695054413,0.1786018100932208,0.17894797942067214,0.1798590898144512,0.18030336819669415,0.18072537593182414,0.1826148211483967,0.1827414390826208,0.18298320503046503,0.18316778521294597,0.18353792112759795,0.18492920108815158,0.18500016631299354,0.18527655737009638,0.185908326897728],"n_dims_used":45,"mean_confidence":0.9160078260633681},"coverage":{"mean_confidence":0.9160078260633681,"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}}