{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010606},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010959","490:4900010173","490:4900010534","490:4900010691","490:4900010705","490:4900010706","490:4900010872","490:4900010524","490:4900010447","490:4900010710","490:4900011732","490:4900010877","490:4900010438","490:4900010793","490:4900009272","490:4900010521","490:4900010174","490:4900010610","490:4900010535","490:4900009880","490:4900010178","490:4900010871","490:4900010448","490:4900010076","490:4900012126"],"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":[0.2843436319638584,0.2260090689124143,0.21041176393386674,0.18518897188425415,0.1699369118919768,0.1559801843056578,0.15545564577512253,0.13048921480329556,0.12706551910658131,0.12557360087637862,0.12306370224361175,0.12193032031034852,0.11512478078830353,0.11380804577713086,0.10938523302519747,0.1081012152480492,0.10256620432363965,0.10094600342115874,0.09880613440647648,0.0985983450442419,0.09691188681265624,0.09448210015116715,0.0915093797071932,0.09042724848085683,0.08897912868742226],"twin_dists":[0.20597060237069503,0.22398587637838197,0.22930766052666515,0.23851537146556384,0.24451803409341055,0.2503599020071458,0.2505867450371067,0.2621061958768291,0.26381165366905757,0.26456572587957133,0.26584981772804145,0.2664362076726431,0.27004767438526006,0.27076523028497995,0.27322328896162595,0.2739512793765382,0.2771685140702627,0.2781358207783612,0.27943217061659525,0.27955921896755953,0.28059821633980603,0.28212044380676904,0.2840253666568401,0.28473094681938593,0.2856857009301948],"n_dims_used":45,"mean_confidence":0.9149598015679253},"coverage":{"mean_confidence":0.9149598015679253,"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}}