{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002452},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870004257","487:4870002994","496:4960009065","496:4960008032","487:4870002119","496:4960009276","490:4900001433","494:4940003945","496:4960008872","487:4870002121","490:4900001069","487:4870003538","466:4660013505","494:4940008392","487:4870004700","487:4870004572","496:4960009275","490:4900001206","496:4960008266","487:4870002365","487:4870004550","494:4940003949","490:4900002191","490:4900002460","487:4870003409"],"twin_admin_codes":[487,487,496,496,487,496,490,494,496,487,490,487,466,494,487,487,496,490,496,487,487,494,490,490,487],"twin_sims":[0.4288525906103525,0.4221561011637429,0.3640604283733209,0.32108471064204086,0.30873166316484735,0.30712910792417025,0.28088136586739554,0.2642322586852193,0.2539634859845299,0.25362512565150175,0.2407996463548936,0.2397545723376208,0.23783730241303824,0.23185340010586925,0.2301424796788748,0.22774951251559572,0.2260862519614668,0.21495503073122418,0.21283447867963512,0.21226358078818217,0.20570689914883622,0.20221106257650112,0.20172911039726868,0.19824469075683285,0.19698029991805519],"twin_dists":[0.16900079841361687,0.17056433034839424,0.18462611167356083,0.19576616052503623,0.19911777517893778,0.19955814659741636,0.20697143878310512,0.2118926674726321,0.21502483712385217,0.2151293936446447,0.21916026573086628,0.21949476094934348,0.22011089197479464,0.22205499144941573,0.2226168949080427,0.22340744023093378,0.2239601621257427,0.22773086257241212,0.22846399033631135,0.22866220745090268,0.23096511213750992,0.23221349591197019,0.2323867627075993,0.23364800712950662,0.23410945790542756],"n_dims_used":43,"mean_confidence":0.9119218338367551},"coverage":{"mean_confidence":0.9119218338367551,"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}}