{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000934},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660010788","466:4660011280","487:4870009674","496:4960001349","485:4850004861","470:4700007067","466:4660010624","466:4660012818","496:4960012204","488:4880004239","493:4930000240","487:4870010339","466:4660006194","466:4660012817","485:4850008660","485:4850002350","500:5000007253","500:5000001602","487:4870006473","466:4660005016","466:4660000430","470:4700007066","479:4790002968","496:4960010515","466:4660013184"],"twin_admin_codes":[466,466,487,496,485,470,466,466,496,488,493,487,466,466,485,485,500,500,487,466,466,470,479,496,466],"twin_sims":[0.012780141092628164,0.010214899916352708,0.006368953338067081,0.0053117251364741686,0.004166309720190959,0.0021910103347639962,0.0016782111172880644,0.0016664106689399283,0.0013845498971462454,0.0008873089481547553,0.0004651161254038063,0.000451214589003754,0.0004485913733421393,0.00044117090464164204,0.00038897642894363243,0.00037957027983934286,0.00034659374046923337,0.0003456324100501466,0.0003363353498486496,0.00032822535296625136,0.00029646580220105633,0.00029336595318410204,0.00025571741405306454,0.00024175990509706197,0.0002412636325211125],"twin_dists":[0.38350873032148264,0.3932391811720881,0.413005775988555,0.4203537250708125,0.4299894832278683,0.4545010521995107,0.4642909152530872,0.46454719893313434,0.4712271721266432,0.48689310737991415,0.5087773473639268,0.5097823450846904,0.509975229484536,0.5105266225544044,0.5146698920104815,0.5154715222911168,0.5184370004330758,0.5185273588921148,0.5194135833804582,0.5202056122009622,0.5234950019794584,0.523833566249092,0.5282376378044065,0.5300268509648913,0.5300922400352913],"n_dims_used":45,"mean_confidence":0.9142345852322049},"coverage":{"mean_confidence":0.9142345852322049,"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}}