{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011147},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009529","490:4900011227","490:4900010312","490:4900011296","490:4900011626","490:4900011150","490:4900011292","490:4900011825","490:4900010912","490:4900007774","490:4900010992","490:4900011066","490:4900010579","490:4900011691","490:4900011893","490:4900011693","490:4900009929","490:4900010127","490:4900007783","490:4900011890","490:4900011498","490:4900009626","490:4900011760","490:4900009940","490:4900011894"],"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":[0.5648667526531382,0.5462225031648955,0.34211030036381834,0.29307013016581906,0.28242342604163956,0.28114883208531255,0.2804735043382238,0.2718172171999736,0.25759260306490184,0.25463959309247247,0.20982011471622952,0.16927167022558903,0.16624502402288194,0.16016616288469923,0.15590086747501727,0.15184339856580892,0.13423656371354872,0.13312262361356564,0.12861921355141764,0.12732745176578333,0.12012048068812382,0.1139534461910623,0.11263503222062274,0.11209678017866491,0.10580226127118203],"twin_dists":[0.13880969304617918,0.14282992089777005,0.19022264229001076,0.2034800708927459,0.2065247602079491,0.20689385731545096,0.2070898297043727,0.20962767655831097,0.2139089186552781,0.21481617837330919,0.22951469311033834,0.24478845475842473,0.24602852819917237,0.24856928383094945,0.2503941677039271,0.2521643233964624,0.2602777810087128,0.2608172419391429,0.263033454264881,0.26367995638295505,0.26738126153823516,0.2706856814182224,0.2714098684040061,0.2717074020148266,0.2752716267281114],"n_dims_used":44,"mean_confidence":0.8837265534834429},"coverage":{"mean_confidence":0.8837265534834429,"n_dims_used":44,"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}}