{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870013343},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870013338","487:4870013224","474:4740000819","474:4740000822","487:4870013351","487:4870013223","474:4740000818","487:4870013393","474:4740000812","487:4870008539","474:4740000813","474:4740000815","474:4740000821","487:4870013394","474:4740003131","487:4870013347","474:4740000726","474:4740002472","474:4740000823","474:4740003803","474:4740003733","474:4740003719","487:4870013014","474:4740001441","474:4740003890"],"twin_admin_codes":[487,487,474,474,487,487,474,487,474,487,474,474,474,487,474,487,474,474,474,474,474,474,487,474,474],"twin_sims":[0.5261138332618797,0.5020451143919675,0.48738508213079185,0.4218743183002815,0.40793397528376363,0.4023397252331047,0.3912175938281974,0.34807587976697507,0.33780047820254555,0.33477755393527187,0.32270936959502733,0.3024335605627136,0.280452815565979,0.26702190778681206,0.23837616826170666,0.22190247399884283,0.21592765000652694,0.2126051654263343,0.21058324222287964,0.19720068692562265,0.19169203243480573,0.178517430376379,0.17586417904232335,0.16882368217142438,0.1673314377555084],"twin_dists":[0.14719285659599898,0.1524646047355872,0.15570870456948183,0.17063034828243717,0.1739203122889303,0.17525439249675046,0.1779319691851948,0.18868351973460767,0.19134350156853594,0.19213428031817673,0.19533080968864858,0.2008561462208118,0.20709583786475635,0.21105499880391965,0.21993739715328778,0.2253625349791145,0.22739623666629388,0.22854356513427315,0.2292477299989698,0.23402887854111282,0.2360620340519943,0.2410960985861683,0.2421414500725415,0.24497099236358544,0.24558154799232348],"n_dims_used":43,"mean_confidence":0.916871004326399},"coverage":{"mean_confidence":0.916871004326399,"n_dims_used":43,"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}}