{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730001774},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730000957","473:4730001604","473:4730001773","473:4730001685","473:4730002559","473:4730000872","473:4730001513","473:4730002228","473:4730002086","473:4730002184","473:4730002496","485:4850000752","473:4730002362","473:4730002492","473:4730002621","500:5000001424","473:4730001775","473:4730001512","473:4730001047","473:4730001924","473:4730001770","473:4730001473","473:4730001851","473:4730001605","473:4730001776"],"twin_admin_codes":[473,473,473,473,473,473,473,473,473,473,473,485,473,473,473,500,473,473,473,473,473,473,473,473,473],"twin_sims":[0.6971484130041795,0.5652148643336556,0.5485280918575896,0.543121097759364,0.5402548370074356,0.5110143017675405,0.4858685806548286,0.47858965075991705,0.47511118210212,0.47024959846969083,0.4677018725615467,0.4638631367235785,0.44937839218961456,0.44381556048731274,0.43714573545196184,0.4360164143929648,0.4334004019528452,0.4281748462633512,0.4170567469143342,0.4153463239309218,0.40564499488575545,0.40560725693943833,0.40405771045382416,0.3883639096913019,0.38630226867463485],"twin_dists":[0.11031795513210776,0.13873480993968085,0.1423316287963045,0.14350078505000588,0.14412140084857017,0.1504928377762529,0.15604592347630844,0.15766909617855038,0.15844755951511771,0.1595387066808717,0.16011203760379183,0.1609779191417036,0.1642683815022256,0.16554246681468715,0.1670782302574997,0.16733917081357375,0.16794466245175593,0.16915858043486792,0.171761941571692,0.17216504073398467,0.1744651800689247,0.1744741746321179,0.17484382106107985,0.17862463779959986,0.17912654806427802],"n_dims_used":45,"mean_confidence":0.9161434597439236},"coverage":{"mean_confidence":0.9161434597439236,"n_dims_used":45,"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}}