{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006509},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006993","490:4900003705","490:4900007245","490:4900007003","490:4900005229","490:4900006870","490:4900003438","490:4900006276","490:4900007741","490:4900004268","490:4900006519","490:4900007257","490:4900004970","494:4940008872","490:4900006398","490:4900004686","490:4900006390","490:4900012351","494:4940008286","490:4900012706","490:4900007365","490:4900012490","494:4940008587","490:4900006880","490:4900005763"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,494,490,490,490,494,490,490],"twin_sims":[0.4967018138797506,0.42559215815235407,0.4057325111589281,0.3998349547043705,0.37671360028117584,0.32793225537633036,0.2776104824242697,0.27183387684283905,0.26954497694005036,0.2688528955607548,0.2683809269146808,0.2681529375390207,0.2619689456226085,0.2591261604192296,0.2536732191285806,0.24765801924295916,0.246206796269692,0.24416622407336167,0.2402253768382167,0.237559931608305,0.23734273918001794,0.22345212902531203,0.21714461546580932,0.21186528713072492,0.2104710925865777],"twin_dists":[0.15364381349712264,0.1697607866292056,0.1744443226415932,0.17585441338324062,0.18147793528921805,0.1939394658985132,0.2079238453484522,0.2096227450519628,0.21030204919863316,0.2105081480147094,0.2106488867155999,0.21071692696282993,0.21257635420763038,0.2134403515648985,0.21511452690711064,0.21698808400062175,0.21744444933808962,0.21808908449663156,0.21934395433213397,0.2202002949782846,0.22027034863563846,0.2248410647048344,0.2269789715492235,0.2288007099064946,0.22928692180340407],"n_dims_used":45,"mean_confidence":0.908891126844618},"coverage":{"mean_confidence":0.908891126844618,"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}}