{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001916},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940004829","487:4870003371","487:4870002262","487:4870002971","480:4800004276","487:4870003356","490:4900001090","490:4900001303","487:4870001825","466:4660004855","487:4870002515","487:4870002091","468:4680002686","487:4870003947","494:4940004346","487:4870001561","490:4900006024","490:4900012816","487:4870002426","494:4940007438","487:4870002175","494:4940004955","480:4800005230","478:4780007830","466:4660004860"],"twin_admin_codes":[494,487,487,487,480,487,490,490,487,466,487,487,468,487,494,487,490,490,487,494,487,494,480,478,466],"twin_sims":[0.024827502359568234,0.019763769811323256,0.013268669784980874,0.010233312230047377,0.008905580032828228,0.008788494096802482,0.007900254903505243,0.007439128632577392,0.006649644147988916,0.004635873461140959,0.0034918651034626423,0.0033894583821662155,0.003345516149613165,0.0031650516517547833,0.0029737622107413905,0.0028700651812352852,0.0024310174367619996,0.0023566703978658093,0.0022301245813809946,0.002145088398352561,0.0016890085148061646,0.0014837962148974736,0.00146846648064476,0.0013135103446101097,0.001312042685064821],"twin_dists":[0.3530963814371741,0.36382963976832433,0.38185527391571666,0.39316192793136395,0.39907947880554995,0.39963846035560624,0.40411048315129544,0.4066130043345399,0.41124062472385137,0.4257796226260382,0.43686191825763565,0.43800968045593575,0.4385119043733016,0.44063969107411516,0.44301965276383093,0.444368952268714,0.45062686980622774,0.45178798207015947,0.4538438947856388,0.45528647765374286,0.4640578671105317,0.46874260896577863,0.4691161632910056,0.4731087843359835,0.47314864118462163],"n_dims_used":43,"mean_confidence":0.8938314748364825},"coverage":{"mean_confidence":0.8938314748364825,"n_dims_used":43,"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}}