{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003059},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870003060","487:4870003610","665:6650003929","487:4870003187","665:6650003862","487:4870004497","487:4870003901","487:4870003058","487:4870003611","487:4870003896","487:4870003897","487:4870004047","487:4870004496","665:6650003858","665:6650003930","487:4870004334","497:4970003500","487:4870003461","487:4870003757","487:4870004335","487:4870003191","487:4870003464","487:4870003904","487:4870003756","665:6650003861"],"twin_admin_codes":[487,487,665,487,665,487,487,487,487,487,487,487,487,665,665,487,497,487,487,487,487,487,487,487,665],"twin_sims":[0.5555589934113422,0.535484069234474,0.48134958823953367,0.4511085913899267,0.44894007592474444,0.4352997797652943,0.4149800374945577,0.3865785838518999,0.3859884693220266,0.3804525745750774,0.3685238625217173,0.3655391461949647,0.36050456550711774,0.34521842103306,0.34357596312340516,0.33383277661714544,0.3132037609544759,0.3128873486235251,0.3124382217113134,0.3045751332140289,0.29610364066438394,0.2949583119600495,0.29120184967159657,0.28783274608022674,0.26490159261653357],"twin_dists":[0.14081419033334644,0.1451557752459824,0.15705273182386692,0.16387331931789434,0.164368554023354,0.16750489548923728,0.17225145705559114,0.17905920519968127,0.1792030541947611,0.18055765265893434,0.1835094623659594,0.18425541207984233,0.18552066216272606,0.1894189862826569,0.1898431891758802,0.19238222189875537,0.19789576210917306,0.19798189372483596,0.19810423725673973,0.20026270964706588,0.20262465843251906,0.20294701591282277,0.2040095144535463,0.20496940455715318,0.21169118103485013],"n_dims_used":43,"mean_confidence":0.8971768756245457},"coverage":{"mean_confidence":0.8971768756245457,"n_dims_used":43,"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}}