{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012327},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013064","490:4900012257","490:4900012479","490:4900012618","466:4660007426","490:4900013001","490:4900013000","490:4900012546","490:4900012393","490:4900013248","466:4660007721","466:4660011493","490:4900012324","466:4660008327","490:4900013144","466:4660008184","490:4900012329","487:4870000234","490:4900012323","490:4900012401","490:4900013249","490:4900012829","490:4900012552","494:4940007761","487:4870002077"],"twin_admin_codes":[490,490,490,490,466,490,490,490,490,490,466,466,490,466,490,466,490,487,490,490,490,490,490,494,487],"twin_sims":[0.42357541863999093,0.4027822458644789,0.2598971343268048,0.21164496433903524,0.183318819263269,0.1737833514318082,0.1651216224931657,0.16469034646667574,0.1490527582672332,0.13734059783766248,0.13547703522212426,0.13501038282217961,0.12579572367958275,0.12366171467626454,0.12354976037106316,0.12349653508037113,0.11950356096490385,0.11788046545140411,0.11336707266329421,0.11175806663133402,0.1116724507408327,0.10688471024555926,0.1019710661588848,0.10180299480638215,0.09366848898233322],"twin_dists":[0.1702320840829353,0.1751485617615201,0.21320544596995628,0.22887740067317264,0.23923208137256327,0.24296915906767433,0.24649294764245652,0.2466718453484412,0.25340206265374027,0.25879207105507246,0.25968098516360066,0.259905010486916,0.2644530275195349,0.2655420734883852,0.2655996001946143,0.26562696343986536,0.26770588685685415,0.2685661313479701,0.2710069671373984,0.2718952007023766,0.271942739707566,0.2746472030132287,0.2775224324988266,0.2776226736535476,0.28263705011785567],"n_dims_used":45,"mean_confidence":0.9129506429036458},"coverage":{"mean_confidence":0.9129506429036458,"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}}