{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001976},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001921","480:4800002084","480:4800001804","480:4800001975","480:4800001306","480:4800002328","480:4800001751","480:4800001636","480:4800001293","480:4800001974","480:4800001747","480:4800002505","480:4800002459","480:4800002140","480:4800001692","480:4800002031","495:4950002266","495:4950002309","495:4950002313","480:4800002365","480:4800002331","480:4800006431","480:4800002506","480:4800001808","480:4800006432"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,495,495,495,480,480,480,480,480,480],"twin_sims":[0.8443857028200071,0.5738887255690412,0.4885892054098723,0.4054721682003118,0.3947270489486029,0.38483720365038293,0.35746288124236614,0.3434108090730737,0.3264729705348622,0.3264564230747305,0.2836657361219765,0.27953713494933513,0.2157036743623579,0.21373782672379166,0.20819813151695676,0.2043669511976744,0.1937405211452323,0.1894253518448774,0.17444443918334077,0.17354746617311015,0.1613792305379513,0.14281830191619319,0.13093023450947397,0.13042245701108993,0.12198798945295518],"twin_dists":[0.07553871192539101,0.13687067446340576,0.15544117558416443,0.17450637510344452,0.17708335320154714,0.17948399297793627,0.18628943579442991,0.18988590361169136,0.1943269660450771,0.1943313655603015,0.20616597971233813,0.20736202770298715,0.22747320441805466,0.2281510795422256,0.2300843087419418,0.23144188407579885,0.235301285434686,0.23691044935976197,0.24270542969146944,0.24306343478344064,0.2480567494627149,0.25623035471905153,0.26188897532588784,0.2621391251077675,0.2664062706955709],"n_dims_used":42,"mean_confidence":0.9110005696614584},"coverage":{"mean_confidence":0.9110005696614584,"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}}