{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001569},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001514","480:4800001733","480:4800001466","480:4800001457","480:4800001276","480:4800001881","480:4800001402","480:4800001520","480:4800001339","480:4800001282","480:4800001346","480:4800001460","480:4800001279","480:4800001513","480:4800001822","480:4800002129","480:4800001465","480:4800002391","480:4800001345","480:4800001579","480:4800001792","480:4800001338","480:4800002346","480:4800001400","480:4800002119"],"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":[0.39634470401412686,0.2934629935188422,0.2741403970518208,0.22538082953412994,0.22536761410729525,0.2233699991996632,0.1962886626770661,0.19266235935605186,0.19216619567485194,0.19096509688241978,0.1866805514464512,0.17559385980719264,0.15981803789404017,0.15049321698361048,0.1481597063906675,0.14742512031267527,0.1458133237142089,0.14318599236030669,0.13765693754437702,0.1320688455949323,0.13115905156936639,0.13052034361904016,0.12659680102154416,0.11777977982828591,0.11773902519264583],"twin_dists":[0.17669336714278555,0.203368994081955,0.20894176726187125,0.22419539738706756,0.2241998089622148,0.2248686413642576,0.2343627449646376,0.2357009810595797,0.23588544195479239,0.23633335832838706,0.23794738643579202,0.24224858129015056,0.24871689123232463,0.25276106291103434,0.25380176448404057,0.2541318771259249,0.2548604787344598,0.2560610376846536,0.2586420757396126,0.2613307011909261,0.2617764907455294,0.2620908454906009,0.2640478350161787,0.26861979302267475,0.26864152371392624],"n_dims_used":43,"mean_confidence":0.9206997183866279},"coverage":{"mean_confidence":0.9206997183866279,"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}}