{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002139},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001805","480:4800002192","480:4800002086","480:4800002327","480:4800001305","480:4800002187","480:4800002040","480:4800002237","480:4800001311","480:4800001693","480:4800001365","480:4800002145","480:4800001926","480:4800002033","480:4800001580","480:4800002027","480:4800002083","480:4800001872","480:4800002135","480:4800002464","480:4800001247","480:4800002224","480:4800002316","480:4800002178","480:4800001248"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.9133103146648153,0.8953653202766532,0.8762625274441844,0.8754321483479794,0.8480599900498246,0.8479789162089448,0.8185042833273667,0.8178060972876886,0.796130020139135,0.7909553892833997,0.7815404558734911,0.7645044627011496,0.7594300607510355,0.7387156521167371,0.7341514469408819,0.7335002050237528,0.7171022056729006,0.7104528822532753,0.7056378699274287,0.70493773086872,0.6991438347080458,0.6942533469745293,0.6903992577611611,0.6776629404125546,0.6445959232177438],"twin_dists":[0.055308715645729666,0.06106130611998354,0.06675334984699657,0.06699248611339156,0.07456286551037403,0.07458448956179842,0.08219662810082129,0.08237155931053304,0.08769995617625508,0.08894529159203889,0.09118786648702151,0.09517725177977664,0.09635024825282153,0.1010757667312394,0.10210479785172376,0.10225129847500697,0.10591531626766912,0.10738863430706272,0.10845151237681522,0.10860579650256486,0.10988007734971705,0.11095239579573939,0.11179549009103776,0.11457038981490025,0.12171278667165455],"n_dims_used":42,"mean_confidence":0.9112416221981957},"coverage":{"mean_confidence":0.9112416221981957,"n_dims_used":42,"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}}