{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001725},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002486","490:4900001868","490:4900003077","490:4900003078","490:4900001587","490:4900001168","490:4900000673","490:4900001293","490:4900003088","494:4940007912","496:4960007149","490:4900003588","487:4870007187","494:4940008312","490:4900001053","490:4900001726","490:4900002330","490:4900002027","470:4700002958","490:4900003221","490:4900001203","494:4940007716","466:4660011844","490:4900001589","490:4900001294"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,494,496,490,487,494,490,490,490,490,470,490,490,494,466,490,490],"twin_sims":[0.6810948419344138,0.6147886208372818,0.5799028284985869,0.5251796613503515,0.5189948700306495,0.5005982446613697,0.47307818568850496,0.46744708608382896,0.46314116101957536,0.46025555789676575,0.4522839198760637,0.4468801279680478,0.4460463751502728,0.44422383016295625,0.43760926169166353,0.4264573700308534,0.42158739289582037,0.42000061283982537,0.41370682429003336,0.41196407598680546,0.40570603252645504,0.4046425163660301,0.39666687893328473,0.384767684644433,0.3814061166067699],"twin_dists":[0.11382425817442271,0.12810612661637988,0.13557984915702367,0.14739637034984482,0.14874584396550905,0.15278356594141365,0.15890339703469727,0.16016943226039046,0.16114104856769987,0.16179394194828497,0.16360527426999993,0.1648398274592287,0.16503080652116314,0.16544875245652851,0.16697120534686138,0.16955887727597058,0.1706975901075192,0.17106980587358633,0.17255209720042325,0.17296425868701534,0.17445063298380623,0.1747042404642771,0.17661578441985057,0.17950097022086584,0.18032365638822556],"n_dims_used":45,"mean_confidence":0.9133148193359375},"coverage":{"mean_confidence":0.9133148193359375,"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}}