{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003907},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004224","480:4800004732","480:4800005079","480:4800003986","480:4800004394","480:4800004141","480:4800004747","480:4800004065","480:4800004660","480:4800003908","480:4800004142","480:4800004733","480:4800005596","480:4800002709","480:4800004064","480:4800004308","480:4800003904","480:4800004825","480:4800003831","480:4800004484","480:4800005174","480:4800005268","480:4800004573","480:4800005341","480:4800005429"],"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":[0.5510297022263562,0.5007471924120606,0.3636083076467524,0.3539408530629827,0.32068592534759005,0.30981467742122426,0.22454520666100683,0.22167097897609758,0.20637688230606685,0.1805054427703887,0.17600950419838363,0.1731190910458731,0.1692202924218608,0.16329303293250105,0.1625315266816251,0.15517765539847753,0.14809803787525205,0.1410372549821316,0.1362374226612344,0.1358257053395804,0.13398500629435384,0.1252215421172471,0.1187288800447041,0.11532057618334365,0.11504489401110059],"twin_dists":[0.14179136775227502,0.15275071878623103,0.1847396054002139,0.18718382881143583,0.19587320905048025,0.19882091366743962,0.22447468409447532,0.22544064322147783,0.230727519222489,0.2403200508489028,0.24208390419811188,0.2432348768692588,0.24480937156499508,0.2472538021690154,0.24757247524730652,0.2507071923448735,0.25382943091697935,0.257055123794427,0.25931718308290125,0.2595139768847743,0.2603993108052115,0.2647446601741621,0.2681153466414267,0.2699415152839124,0.2700910283880299],"n_dims_used":43,"mean_confidence":0.9187127046806868},"coverage":{"mean_confidence":0.9187127046806868,"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}}