{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005797},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940004827","469:4690003010","490:4900005925","474:4740000976","468:4680002274","480:4800004274","490:4900003301","470:4700005259","469:4690002274","469:4690002698","494:4940008488","466:4660005132","479:4790004047","494:4940004705","480:4800004530","487:4870010710","487:4870004417","466:4660005351","478:4780003393","487:4870002337","490:4900001576","493:4930005901","466:4660011417","469:4690003298","466:4660012304"],"twin_admin_codes":[494,469,490,474,468,480,490,470,469,469,494,466,479,494,480,487,487,466,478,487,490,493,466,469,466],"twin_sims":[0.031083869228913166,0.02291228256845406,0.01891874686460263,0.01634118309116181,0.013182769283164112,0.01197534453077891,0.0112766800505442,0.010260800320217997,0.00931805042499562,0.007737589735591414,0.0071470386601248225,0.007037199090699295,0.006533035966359054,0.005714775420175729,0.005476951980753686,0.005388883546264443,0.005325419167120966,0.004788538881137335,0.004389556424357465,0.0041406173869717715,0.004054948868497225,0.004003968631651528,0.003535152115608909,0.0034251611074375783,0.0032959415998274895],"twin_dists":[0.34219235020514055,0.35691069439491496,0.36584985861171415,0.3725413747185534,0.3821420637556684,0.386358825728868,0.38897434522788327,0.3930468252292299,0.39716127238503657,0.40497793431865353,0.4082712363041769,0.408910603687751,0.4119656208124648,0.4174086124084568,0.41912276060175646,0.41977463735805937,0.42025039596924746,0.4244941190024667,0.4279370110989376,0.4302320670846466,0.4310509464186268,0.43154574771218546,0.4363859672763577,0.43760598125170835,0.439085777181554],"n_dims_used":45,"mean_confidence":0.8985181172688802},"coverage":{"mean_confidence":0.8985181172688802,"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}}