{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000850},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000851","480:4800000894","480:4800001329","480:4800001328","480:4800001652","480:4800001599","480:4800001495","480:4800001496","480:4800001327","480:4800001602","480:4800001601","480:4800001603","468:4680008062","498:4980004149","475:4750012168","498:4980004520","498:4980004422","498:4980004467","498:4980004522","489:4890004914","475:4750012180","498:4980004569","475:4750012171","498:4980004150","498:4980004419"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,468,498,475,498,498,498,498,489,475,498,475,498,498],"twin_sims":[0.6100227168967818,0.4648372064490969,0.2755771821171523,0.2720955821564626,0.2281169499042368,0.22350449668854128,0.20551603730182877,0.20268344488399997,0.18067120195473604,0.1720905488693752,0.16871435774552357,0.14914031676703665,0.11385148799691651,0.1137790181197495,0.10839498945120625,0.10783886159726536,0.1071167757237177,0.10591523203399884,0.10579064839133906,0.10566602459383354,0.10445283670946515,0.10397584290711555,0.10312155677415852,0.10168940176310932,0.10119999146629953],"twin_dists":[0.1291267358934648,0.16075796974546325,0.20851934691931032,0.2095453007429644,0.22328569717463165,0.2248234847865992,0.23103289336140298,0.23204394475972023,0.240255618512988,0.24364775689648588,0.24501559063147516,0.25336296940035036,0.2707414547645165,0.27078112074490657,0.2737841316396315,0.27410084779104466,0.27451397308976433,0.275206226811997,0.27527835261803163,0.2753505677654272,0.27605705248342033,0.27633657386984545,0.2768396981943208,0.2776904960769483,0.27798338456465493],"n_dims_used":42,"mean_confidence":0.9225175040108817},"coverage":{"mean_confidence":0.9225175040108817,"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}}