{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003099},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002012","487:4870003229","494:4940004346","490:4900001860","487:4870002335","466:4660005468","466:4660005241","494:4940004466","466:4660005691","487:4870004093","487:4870002970","487:4870002260","494:4940004463","487:4870002719","480:4800004617","466:4660004944","487:4870003646","487:4870005412","487:4870002337","487:4870002515","487:4870002336","466:4660005132","494:4940007544","494:4940004719","487:4870002262"],"twin_admin_codes":[490,487,494,490,487,466,466,494,466,487,487,487,494,487,480,466,487,487,487,487,487,466,494,494,487],"twin_sims":[0.016741519617578984,0.005118347213198697,0.00483626069144215,0.004048212645753976,0.003167303315517936,0.002701829922447217,0.0010858511128103664,0.0008955779368873015,0.0007112737002444474,0.0005094684433232105,0.0005001825455940021,0.0003769640765862935,0.00024827045525647594,0.00019635853789017762,0.00017178548733897208,0.00015268116216448735,0.0001373728613642033,0.0001313326099283061,0.00010131452646439298,0.00009303971613719542,0.00009050404230363003,0.0000837289337922297,0.00008203293530366713,0.00007598924956551372,0.00006963433039220546],"twin_dists":[0.3714439145426049,0.42183920037291467,0.42409990096541933,0.4311160010706254,0.4406124674590695,0.44665594067019376,0.4798468154367099,0.48657165312931844,0.4944945564336827,0.5057487514120276,0.5063618701201557,0.5156969251463721,0.5291805069032091,0.5366054320891838,0.5407916269791964,0.5444563651347706,0.5477197389901158,0.5491027416491489,0.5570171488171486,0.5595912962702236,0.5604235682954737,0.5627605841296746,0.5633736025460911,0.5656602353243863,0.5682584797553335],"n_dims_used":43,"mean_confidence":0.8900771030159884},"coverage":{"mean_confidence":0.8900771030159884,"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}}