{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000145},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001958","489:4890000149","489:4890000311","489:4890000073","489:4890000271","489:4890000484","489:4890000437","470:4700002441","489:4890000057","489:4890000186","489:4890000226","470:4700001806","489:4890000292","489:4890000010","489:4890000148","489:4890000297","496:4960012297","470:4700007763","470:4700005742","470:4700005296","489:4890000423","489:4890000187","489:4890000035","489:4890000384","489:4890000034"],"twin_admin_codes":[470,489,489,489,489,489,489,470,489,489,489,470,489,489,489,489,496,470,470,470,489,489,489,489,489],"twin_sims":[0.6796699857678195,0.6189440163216834,0.5939663827433722,0.5623616269567513,0.5550866480711706,0.5469344862502806,0.5468463736438516,0.49577524465756717,0.48769869240511293,0.4747589512950911,0.4734936615597782,0.46777333270463656,0.4638578094728265,0.4588405959696316,0.45250760471402196,0.4363942570311655,0.4336340930121348,0.4286804562989714,0.42836683399497305,0.4220307634330849,0.4148193347795511,0.4146039556422289,0.4141257635691061,0.4121201227722868,0.41129925940993006],"twin_dists":[0.11413417141899371,0.1272160814539983,0.13256521906215613,0.13934874889315504,0.14091603971074343,0.14267600631957217,0.14269505239442626,0.1538486610177357,0.15563900816542628,0.15852649042333977,0.15881018668189714,0.16009594200513055,0.16097912250159613,0.16211462012388603,0.16355429001298175,0.16725183679551406,0.1678905138518621,0.1690408623893052,0.16911387441240022,0.17059369300419264,0.17228938131381172,0.17234021861936258,0.17245313015435168,0.1729273225955638,0.17312168846337225],"n_dims_used":45,"mean_confidence":0.914559088812934},"coverage":{"mean_confidence":0.914559088812934,"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}}