{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001292},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001296","489:4890001171","489:4890001359","489:4890001434","489:4890001048","489:4890000990","489:4890001431","489:4890001239","489:4890001231","489:4890001049","489:4890001357","489:4890001439","489:4890001435","489:4890001050","489:4890001168","489:4890001433","489:4890001301","489:4890001290","489:4890001287","489:4890001428","489:4890001366","489:4890001167","489:4890000932","489:4890001356","489:4890001238"],"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":[0.83342047229769,0.7250353411601461,0.7238255317079489,0.7049657363228137,0.6478937382208083,0.61608914481975,0.6153106138467342,0.6112571986824784,0.5983245826457353,0.5894438069780729,0.5607540555641038,0.5565219747700068,0.5530849162548188,0.5098921413849155,0.4965142068001624,0.4651362311377316,0.4468868147324321,0.4445650904368463,0.4228200696807261,0.41418547024110863,0.395051617046582,0.3907051687670912,0.38220547256551374,0.3645402426445789,0.3591323421716025],"twin_dists":[0.07840310902497857,0.10414846877244338,0.1044185860507039,0.10859962643016621,0.12100352109783787,0.12782758904673353,0.1279943317419296,0.12886238796874233,0.13163173543645743,0.13353420263365295,0.1396948330509749,0.14060658758210845,0.14134780903810995,0.15073903090628588,0.15368528115616553,0.16069048076544604,0.1648382963390269,0.1653704448221814,0.17040884460119315,0.1724390290321455,0.17700504694898517,0.17805617408187102,0.18012771378788525,0.18450574401440298,0.18586707344162312],"n_dims_used":45,"mean_confidence":0.9147489759657118},"coverage":{"mean_confidence":0.9147489759657118,"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}}