{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730006776},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730006553","473:4730006778","473:4730006106","473:4730005242","473:4730005241","473:4730006888","473:4730005148","473:4730006777","473:4730007118","473:4730006772","473:4730005977","473:4730006436","473:4730006997","473:4730004952","473:4730005239","473:4730007235","473:4730006202","473:4730006884","473:4730006668","471:4710000201","473:4730006661","473:4730005092","473:4730006203","473:4730008622","473:4730006318"],"twin_admin_codes":[473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,471,473,473,473,473,473],"twin_sims":[0.8432889976144804,0.732827933422054,0.6882645481344651,0.6787062484670959,0.6372828470765042,0.6335240547722483,0.6099986010295759,0.5772533722291358,0.5644323664256298,0.5636994725759781,0.5482024858466917,0.5462555889775503,0.5376707614717613,0.5367485197024925,0.5283681507105529,0.5074897743855198,0.5033525981959378,0.5016681237064677,0.47838820219824074,0.478197214845208,0.47361948162954876,0.4600286526733486,0.4441877025409494,0.44156788825752613,0.4397155923146281],"twin_dists":[0.07582836456229544,0.10240244620036301,0.11226175150895189,0.11434368020660489,0.12328389213302876,0.12409061204664809,0.129131899917981,0.1361483596505588,0.1389031429393832,0.13906083159571003,0.1424019783631669,0.14282276772956945,0.14468144654408083,0.14488144925099142,0.1467020705982849,0.15126656294804672,0.1521765879982173,0.15254768757485027,0.15771412923078215,0.15775682935690327,0.1587819647991576,0.16184534264226694,0.16545704386857174,0.16605899468693192,0.16648543023214038],"n_dims_used":44,"mean_confidence":0.9127839695323597},"coverage":{"mean_confidence":0.9127839695323597,"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}}