{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006972},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007101","490:4900005862","490:4900005466","490:4900008509","490:4900005865","490:4900006132","490:4900006481","490:4900007463","490:4900006495","490:4900008266","490:4900005999","490:4900008486","490:4900007335","490:4900008263","490:4900006494","490:4900005341","490:4900008170","490:4900006609","490:4900008485","490:4900007588","490:4900006490","490:4900005473","490:4900007945","490:4900012634","490:4900008963"],"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":[0.03816779470165942,0.007649082920005815,0.007449868377754508,0.002841244010883202,0.0018220618291533393,0.0016419081824513581,0.0012737717099986828,0.0011492494406093567,0.0009461632253075596,0.0006504412909930476,0.0005149923010225777,0.0004412983692944565,0.0003258714946269037,0.00031283704730040513,0.0002266754288006283,0.00021837902751773645,0.00021648162790892793,0.0001882777666470763,0.00013852903608759944,0.00012081702293733165,0.0000880641557568662,0.00007627529570210524,0.00004817902174612014,0.0000360162828338498,0.00003409406596650462],"twin_dists":[0.3319182933076661,0.40545681401142764,0.4065531553210496,0.44475188855418346,0.4612935033043865,0.46508473472826084,0.4742027864487334,0.47784797646530247,0.484663170032315,0.49753488890359004,0.5053889616972637,0.5105170780467452,0.5204389286802731,0.5217602460866855,0.5320731685666236,0.5332539013730176,0.5335298592113563,0.5379247683656888,0.54746157659411,0.5516603907096582,0.5612454995312611,0.5655481876463978,0.5790883878138802,0.5875019803926894,0.5890745743543614],"n_dims_used":45,"mean_confidence":0.9254901462131077},"coverage":{"mean_confidence":0.9254901462131077,"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}}