{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000748},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000685","491:4910000559","491:4910000455","491:4910000565","491:4910000454","492:4920005701","492:4920006138","492:4920005810","491:4910000086","491:4910000641","491:4910000865","491:4910000323","491:4910000240","491:4910000926","491:4910000868","491:4910000616","492:4920006764","491:4910000564","492:4920005951","497:4970002625","492:4920006080","492:4920006342","492:4920006139","492:4920005700","491:4910000751"],"twin_admin_codes":[491,491,491,491,491,492,492,492,491,491,491,491,491,491,491,491,492,491,492,497,492,492,492,492,491],"twin_sims":[0.17028618532136836,0.09066269949435592,0.08748811107453447,0.06892251085327061,0.06644589825337441,0.06115475657165178,0.05210977513364493,0.05016781335730111,0.04418640540111103,0.042685182525461295,0.04181670761312811,0.038986912214760756,0.03882094495384903,0.03869120758793203,0.03311241891323181,0.030386127437429997,0.028825378219897498,0.026953550232674792,0.02494608229393779,0.024687503039819425,0.02310381348142643,0.021857485048453074,0.021741405941000987,0.020951955072044365,0.02078821451018453],"twin_dists":[0.24437635866504553,0.28457685946105277,0.28668170658475983,0.3003877815737041,0.3024356722018718,0.30702876170074633,0.3156993528167633,0.3177220336378181,0.3243919507413877,0.3261842896617256,0.32724553275793083,0.3308374710669029,0.33105490130302256,0.33122541588299287,0.33906181309010763,0.34330959718714205,0.34589060855839077,0.34914940139075124,0.3528686947835247,0.35336640933969654,0.35651706339192396,0.35913110832864414,0.3593811159028145,0.36111289134972435,0.3614791760587087],"n_dims_used":45,"mean_confidence":0.8904137505425347},"coverage":{"mean_confidence":0.8904137505425347,"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}}