{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000715},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700000611","470:4700000719","489:4890000701","470:4700000421","488:4880003975","489:4890000591","485:4850002790","489:4890000335","489:4890000646","470:4700000685","469:4690004027","488:4880004989","493:4930001473","487:4870008255","493:4930001934","469:4690004224","489:4890000953","487:4870005304","487:4870005305","470:4700000420","481:4810005845","474:4740001368","493:4930004899","487:4870004890","499:4990002274"],"twin_admin_codes":[470,470,489,470,488,489,485,489,489,470,469,488,493,487,493,469,489,487,487,470,481,474,493,487,499],"twin_sims":[0.6205023557276639,0.4898212656468964,0.3384113801230828,0.28467905318316533,0.24374294891340811,0.21315273630353065,0.18289579005970996,0.17412366648543204,0.17164535460578884,0.16795305095397992,0.1661970608569802,0.16572929812985085,0.1639192285667858,0.16152726547633678,0.15744566573823288,0.156499130423111,0.15504230511370806,0.1507436708743424,0.14873473411446805,0.1483449643428627,0.14704225730300946,0.1464305598869594,0.14196671125132673,0.14009401844047176,0.13761547466205332],"twin_dists":[0.12688223987274205,0.15516764557663162,0.19118415832030874,0.20587403391812328,0.21822323555879272,0.22835364673541275,0.23939491547688072,0.2428333070547063,0.2438270156796004,0.24532673909841976,0.24604831003565303,0.2462414495077717,0.24699255884599017,0.24799439483314936,0.2497290767505518,0.2501360254969894,0.25076589388788073,0.2526500732289655,0.2535441971769872,0.2537187030358523,0.2543044122847544,0.2545807608918264,0.25662374978055924,0.25749506336868777,0.2586617210466785],"n_dims_used":43,"mean_confidence":0.9085407700649527},"coverage":{"mean_confidence":0.9085407700649527,"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}}