{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004273},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004555","490:4900004411","490:4900003717","490:4900004414","490:4900004276","490:4900004552","490:4900003178","490:4900003699","490:4900003185","490:4900002597","490:4900001833","490:4900005109","490:4900003043","490:4900001671","490:4900004688","490:4900001412","490:4900003447","490:4900002148","490:4900004266","490:4900003999","490:4900001823","487:4870001943","490:4900006755","490:4900004000","490:4900002608"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,490],"twin_sims":[0.7809302618343441,0.619295773169433,0.5886899755962474,0.5424904543439145,0.5090040286215041,0.39837427846362794,0.3692969537405675,0.3445827117179791,0.321141553253383,0.31981813818024607,0.29706699440311646,0.29238366645734204,0.28920310382003817,0.2797020855611126,0.26885690362023046,0.25166929442849184,0.2504454775992577,0.2500182192277118,0.24463202202460685,0.23225025763267731,0.22897479024597617,0.21396706210018732,0.2094890656366866,0.20767551171150267,0.20510367682450642],"twin_dists":[0.0913322285545244,0.12714072817915092,0.1336957508660212,0.14363728307510593,0.15093397475009687,0.17620510815546878,0.18331674212643417,0.18958304561516304,0.1957509079579602,0.1961064129422513,0.20235408697640891,0.20367437127752483,0.20457817171801781,0.20731403722932035,0.21050695348703452,0.21573550944549108,0.21611630092464235,0.21624952245946208,0.21794162978035597,0.2219250451317918,0.22300197296328253,0.22807181698613221,0.22963070848540815,0.2302684883705328,0.2311794830751419],"n_dims_used":44,"mean_confidence":0.920270399613814},"coverage":{"mean_confidence":0.920270399613814,"n_dims_used":44,"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}}