{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730003495},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730003754","473:4730008275","473:4730004112","473:4730003496","473:4730006783","473:4730003842","473:4730003751","473:4730003844","473:4730003670","473:4730003843","473:4730007240","475:4750007200","475:4750008805","475:4750011447","473:4730003935","473:4730007106","473:4730003669","473:4730004381","473:4730008117","475:4750009022","475:4750010904","475:4750008046","475:4750007349","475:4750010973","473:4730007470"],"twin_admin_codes":[473,473,473,473,473,473,473,473,473,473,473,475,475,475,473,473,473,473,473,475,475,475,475,475,473],"twin_sims":[0.5595397229026627,0.535781383133922,0.5256490502997527,0.5253469744888002,0.5237336662383448,0.5189819749927952,0.5140669169606585,0.5067666822091046,0.5052518864097677,0.497297350083873,0.4828969098005426,0.47522113725843,0.4699890384874564,0.46363908646678575,0.4624314156968187,0.4602245299881208,0.45814265205306115,0.4517888347490225,0.4493864314023045,0.44696898867772844,0.4449088728819766,0.4448161727926775,0.44469991970335115,0.44366350842035157,0.4427884469178155],"twin_dists":[0.13995634825771217,0.14509126064507447,0.14729410169383586,0.14735991446944688,0.14771154720547566,0.14874866146399005,0.14982381124171262,0.1514254734661547,0.15175856782781696,0.1535122089636847,0.1567076656114667,0.15842292375308675,0.15959729371581835,0.16102853348474805,0.16130150143493038,0.16180097014817996,0.16227292807081584,0.1637181517063458,0.16426654456806591,0.16481948104397706,0.1652915817233198,0.16531284466547091,0.16533951243888007,0.1655773773644453,0.16577837765368852],"n_dims_used":45,"mean_confidence":0.9126571655273438},"coverage":{"mean_confidence":0.9126571655273438,"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}}