{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001697},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001426","490:4900003193","490:4900004151","490:4900003880","490:4900001595","490:4900002611","490:4900003614","490:4900001839","490:4900001319","490:4900001846","490:4900002313","490:4900004585","490:4900003621","490:4900001424","490:4900001024","490:4900001338","490:4900003622","490:4900002340","490:4900001567","490:4900004148","490:4900002760","490:4900003215","490:4900002490","490:4900004580","490:4900001694"],"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":[0.7656743455861605,0.6781210950634395,0.6317276377686386,0.6097138297315414,0.6096065488491966,0.6046129229411218,0.5863743616654965,0.5819509776753985,0.5794813236445531,0.5615992962889128,0.5480373042986926,0.5477601061092892,0.5432727688109996,0.5229016442265583,0.5190716737814179,0.5177232159555323,0.5124453530160604,0.5045115359240148,0.5037383643412049,0.5031876222524342,0.49423528415997914,0.49027843443004626,0.48729321772827683,0.4860999913379137,0.4810870216787484],"twin_dists":[0.09490588018089693,0.11447084569613801,0.12447599758785435,0.12919287893090123,0.12921585125883397,0.1302851275642237,0.13419206859209848,0.13514051263067747,0.13567027924866784,0.13951284988886825,0.1424376697330041,0.1424975690195126,0.14346796127863648,0.14789298849136687,0.14872906309128564,0.14902377422289723,0.15017907634031888,0.15192146339152807,0.15209164912424872,0.15221291817395183,0.1541893620689781,0.15506620193115506,0.15572912299645703,0.15599444471456972,0.15711132114747225],"n_dims_used":45,"mean_confidence":0.9155749850802951},"coverage":{"mean_confidence":0.9155749850802951,"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}}