{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001109},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000872","489:4890000930","469:4690007783","466:4660006316","485:4850003506","466:4660009461","466:4660005736","469:4690007600","481:4810005726","489:4890000376","466:4660008938","489:4890000535","478:4780002402","469:4690007910","480:4800005114","478:4780000773","473:4730006088","469:4690007350","478:4780003022","489:4890000080","466:4660008288","489:4890000169","480:4800005288","478:4780000577","466:4660005504"],"twin_admin_codes":[489,489,469,466,485,466,466,469,481,489,466,489,478,469,480,478,473,469,478,489,466,489,480,478,466],"twin_sims":[0.3354090262709579,0.24424707249410996,0.19686056814564323,0.19071679903428432,0.14824608545532186,0.14003589267425529,0.1347858309402808,0.12428511203164627,0.11654675473765663,0.11253102267817558,0.109408065251256,0.1076030215773933,0.10590400437875912,0.1052449534821307,0.10365736365140832,0.10280403672461248,0.09980043020444508,0.09811208784786116,0.09748105016115051,0.09647435781877517,0.09634766384190754,0.09528598330388209,0.09451801924544377,0.09354229816247282,0.09250313357422721],"twin_dists":[0.19196877244604255,0.21806347781383317,0.23415326119692736,0.23642619911733614,0.25376302641050197,0.2575222462238673,0.26001301794749226,0.2652224688322621,0.26927981881226937,0.2714672769335502,0.27321040396065455,0.2742355417615061,0.2752127241876416,0.27559505477304,0.27652376140689217,0.2770275274285887,0.2788271121206829,0.27985735322912997,0.2802459889438808,0.2808700883119282,0.2809489944151822,0.281613446219192,0.282097717758441,0.28271749228388204,0.2833832003850262],"n_dims_used":45,"mean_confidence":0.9143806457519531},"coverage":{"mean_confidence":0.9143806457519531,"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}}