{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002653},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002324","489:4890001835","489:4890002327","489:4890001995","489:4890001991","489:4890002077","489:4890002656","489:4890002742","489:4890002996","489:4890001912","489:4890002155","489:4890002836","489:4890002328","489:4890002751","489:4890003586","489:4890002506","489:4890001809","489:4890002405","489:4890002397","489:4890001837","489:4890002426","489:4890001667","489:4890002744","489:4890002835","489:4890003588"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9160884182957889,0.8704272987966215,0.8532869082236897,0.8355677786858048,0.8123354177321367,0.811684093746257,0.8046325707054393,0.786423788885393,0.7860417036546566,0.7785222077585778,0.7635558169857133,0.7587400982935893,0.7548144679544398,0.7480670813874392,0.7463560987929813,0.745155866518749,0.7350906319420044,0.7273173086891169,0.7253280971326352,0.7230570018532494,0.7175660849698503,0.7158970165008335,0.7142564978824858,0.7057060945997218,0.7049347338255683],"twin_dists":[0.05437458509870612,0.06842081850799474,0.07315967998831319,0.07784755437115859,0.08373469565177635,0.08389611652299396,0.08563241394429798,0.09002830892133135,0.090119312461401,0.09190081738042591,0.09539704130183664,0.09650923895061538,0.09741163134158827,0.09895423882780822,0.09934378727578913,0.09961667221117959,0.10189338117480205,0.1036382839154714,0.10408306691117443,0.10459004926616804,0.10581228151822727,0.10618285097842564,0.10654666432685572,0.10843647469907071,0.10860645679531682],"n_dims_used":45,"mean_confidence":0.9139824761284723},"coverage":{"mean_confidence":0.9139824761284723,"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}}