{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001281},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001282","491:4910000783","492:4920005551","491:4910001020","492:4920006880","491:4910001463","491:4910001575","491:4910001466","492:4920004960","492:4920005768","492:4920006808","492:4920006847","491:4910001592","492:4920006773","492:4920007085","491:4910001524","492:4920005076","491:4910001973","491:4910001149","491:4910000660","491:4910000593","492:4920006425","491:4910001215","492:4920006595","491:4910000786"],"twin_admin_codes":[491,491,492,491,492,491,491,491,492,492,492,492,491,492,492,491,492,491,491,491,491,492,491,492,491],"twin_sims":[0.33618414304584476,0.2803744722241754,0.278924626037888,0.25644162581696,0.2447895938662103,0.21384885959770997,0.21283659396558643,0.20586822304699334,0.2002716011955333,0.19085521758752091,0.1906647442593162,0.17688839501882142,0.17666333570733772,0.16899256030430837,0.16730579196092296,0.16576874210491147,0.16439458970162138,0.1639909620328269,0.1589021552374564,0.15058817344788303,0.145509313400886,0.1423001804273971,0.139552920802918,0.13954768127536907,0.13755907601766537],"twin_dists":[0.1917658464151834,0.2071185917424135,0.20754038088907675,0.21426174921750246,0.2178917892523429,0.2281126806120372,0.22846325657370664,0.2309078543247582,0.23291249144081252,0.23637443277945563,0.2364456735630578,0.2417365998925239,0.2418254176042071,0.2449021402953383,0.24559207523297683,0.24622514789333622,0.24679472408824576,0.24696267840531574,0.24910635222301228,0.2527189665730118,0.25499857177521407,0.25646949415818243,0.25774843691565585,0.257750893948334,0.25868845009473773],"n_dims_used":45,"mean_confidence":0.8991503397623698},"coverage":{"mean_confidence":0.8991503397623698,"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}}