{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002519},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002603","469:4690002914","484:4840002506","489:4890002000","489:4890003163","489:4890001941","469:4690002508","489:4890002010","484:4840003556","489:4890003007","489:4890001775","469:4690002405","489:4890002955","489:4890002512","489:4890001943","484:4840002797","489:4890003185","489:4890003337","489:4890002517","489:4890001841","489:4890002946","489:4890001671","466:4660012393","489:4890002202","489:4890003327"],"twin_admin_codes":[489,469,484,489,489,489,469,489,484,489,489,469,489,489,489,484,489,489,489,489,489,489,466,489,489],"twin_sims":[0.3108486919559959,0.30796491355000144,0.30545080302817423,0.29763394166857965,0.2759303851325855,0.2710323716021821,0.26178756624565913,0.23775797182204977,0.22635085118989082,0.22485212118832457,0.22413931199550594,0.2186019414095497,0.21827595736296376,0.21710294392154406,0.21709330641780694,0.21182315506371518,0.21178435231682144,0.2106467829893987,0.21007029324408114,0.2076235970702542,0.20761378427696578,0.19960774943000106,0.19333793111586825,0.1921274718244898,0.19071627251923182],"twin_dists":[0.19853803798612493,0.1993283082734381,0.20002075586799886,0.20219509305065447,0.20841571053422012,0.20986021420388637,0.2126313038782387,0.22013645510894228,0.22387205262057086,0.22437202518053098,0.22461059404125286,0.22648135738198139,0.22659247298769258,0.22699323355572065,0.22699653223514654,0.22881537120906764,0.22882887570878938,0.22922553133668414,0.22942710115834636,0.230286801171248,0.23029026296813693,0.2331528189247782,0.23545035192279434,0.23589985243955203,0.2364263960756661],"n_dims_used":45,"mean_confidence":0.9192003038194444},"coverage":{"mean_confidence":0.9192003038194444,"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}}