{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000583},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000642","491:4910000763","491:4910000530","491:4910005028","495:4950001095","491:4910000459","491:4910000584","491:4910005648","491:4910000533","491:4910000701","492:4920006762","491:4910000885","495:4950001354","491:4910005332","491:4910004784","492:4920006956","487:4870006542","491:4910005253","491:4910005098","491:4910003746","491:4910003588","491:4910002263","491:4910004952","491:4910003748","491:4910005727"],"twin_admin_codes":[491,491,491,491,495,491,491,491,491,491,492,491,495,491,491,492,487,491,491,491,491,491,491,491,491],"twin_sims":[0.2993545064376967,0.2304044983127012,0.12265733358409427,0.046427263115076,0.03852515476315701,0.03356726864897191,0.03239444507354159,0.0311466109193643,0.030840354667167037,0.029784185715927607,0.02889897099513871,0.0278618403886739,0.02660611781327456,0.025021472732843043,0.02458522627772193,0.02396019001613696,0.02362206122046164,0.021936681560692894,0.020064698462308007,0.019327189989846796,0.01925911568186803,0.01924976020461693,0.01921851187999173,0.0188408061409836,0.018443782337172313],"twin_dists":[0.20171366575114266,0.22253066419543888,0.26605959009412233,0.3218093995029955,0.33144436747877626,0.3383824291844027,0.3401505959478527,0.3420929416665413,0.3425798113791217,0.3442912500630477,0.34576624493420755,0.34754457716132264,0.34977560513495654,0.3527244228509454,0.35356451718619947,0.35479093211455065,0.3554659832857216,0.3589611988244762,0.3631283838373778,0.3648637533320096,0.3650268332207072,0.36504928468420705,0.36512434418882866,0.366040141649422,0.36702024424662394],"n_dims_used":45,"mean_confidence":0.8989449395073785},"coverage":{"mean_confidence":0.8989449395073785,"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}}