{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":665,"cluster_id":6650002591},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000781","487:4870001517","665:6650003334","665:6650001810","665:6650002505","665:6650001894","665:6650002741","665:6650002051","487:4870000864","665:6650003106","665:6650001969","665:6650003419","487:4870001607","487:4870001042","665:6650002200","665:6650001888","665:6650002649","665:6650002111","487:4870000873","665:6650002187","487:4870000482","665:6650002667","665:6650002415","487:4870000859","487:4870000953"],"twin_admin_codes":[487,487,665,665,665,665,665,665,487,665,665,665,487,487,665,665,665,665,487,665,487,665,665,487,487],"twin_sims":[0.4757200722284417,0.3218527045172199,0.2856876927528937,0.27548958328450496,0.25774565765433494,0.2545411655760235,0.23929491681879564,0.2292081164373098,0.22758021462969477,0.21890455187881075,0.20860118682766327,0.20723893017693895,0.20265076966123716,0.2021710289769983,0.19855066930140516,0.19852444787641113,0.1974943455716712,0.19241782541096686,0.19144281054672335,0.1890485125594819,0.1889795286326025,0.1851124834873502,0.17814332613871145,0.17262851013327188,0.17086023676521972],"twin_dists":[0.15831115942792917,0.1955602124063004,0.2055840563955324,0.2085450626373709,0.21386207504780963,0.21484653297702597,0.21964218214863945,0.22292492366959302,0.22346357746936768,0.22637830843527376,0.22994248062280692,0.23042258915667965,0.2320556640625,0.23222787758829416,0.23353664344441039,0.23354618232477836,0.23392160589487915,0.23579185108092893,0.23615497362065255,0.23705218660834265,0.23707815432939605,0.2385445843786072,0.24124281977557643,0.24343158758816277,0.24414395902264519],"n_dims_used":45,"mean_confidence":0.895810784233941},"coverage":{"mean_confidence":0.895810784233941,"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}}