{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":479,"cluster_id":4790002012},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790001460","479:4790001161","479:4790000874","479:4790001773","479:4790001311","479:4790001384","479:4790001699","479:4790001469","479:4790000471","479:4790001698","479:4790001613","479:4790001376","479:4790001461","479:4790001540","479:4790001695","479:4790001541","479:4790001536","479:4790001933","479:4790001539","479:4790000816","479:4790002027","479:4790001614","479:4790001024","479:4790001011","479:4790001158"],"twin_admin_codes":[479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479],"twin_sims":[0.7844987364248154,0.7802847845294508,0.7705362031349546,0.7694117595601982,0.7572856151918415,0.7411610414449122,0.7408281481104838,0.7215016536564451,0.7123506961027853,0.708596783422901,0.6998099152376352,0.6868095808839342,0.6771151560696671,0.673783288122237,0.6622418406124257,0.6474488740205745,0.6461083184044726,0.6360414921859031,0.6270366269544234,0.6243285158249763,0.6109487996268584,0.6091023090833919,0.6040930674123142,0.6018375450107919,0.5979043454246553],"twin_dists":[0.09048632769716501,0.09148481265483777,0.09377417153444041,0.09403648413526881,0.0968440181273632,0.10052274366978203,0.10059809842714434,0.10493675475085953,0.10696879987467552,0.10779873891441813,0.10973380194276325,0.11257926297721191,0.11468938278321074,0.11541257431278255,0.11791065329699213,0.12109922965787738,0.12138757897192667,0.12355036886882638,0.12548192078616827,0.12606238613255907,0.12892842824478487,0.12932382487150862,0.13039644402055567,0.130879429091898,0.13172173675417995],"n_dims_used":45,"mean_confidence":0.9250201755099826},"coverage":{"mean_confidence":0.9250201755099826,"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}}